| lists.openwall.net | lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC | |
|
Open Source and information security mailing list archives
| ||
|
Date: Tue, 12 Jan 2021 20:48:29 +0100
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: linux-kernel@...r.kernel.org, akpm@...ux-foundation.org,
torvalds@...ux-foundation.org, stable@...r.kernel.org
Cc: lwn@....net, jslaby@...e.cz,
Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: Re: Linux 5.10.7
diff --git a/Makefile b/Makefile
index 2b3f0d06b005..9b6c90eed5e9 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
VERSION = 5
PATCHLEVEL = 10
-SUBLEVEL = 6
+SUBLEVEL = 7
EXTRAVERSION =
NAME = Kleptomaniac Octopus
@@ -450,7 +450,7 @@ LEX = flex
YACC = bison
AWK = awk
INSTALLKERNEL := installkernel
-DEPMOD = /sbin/depmod
+DEPMOD = depmod
PERL = perl
PYTHON = python
PYTHON3 = python3
diff --git a/arch/alpha/include/asm/local64.h b/arch/alpha/include/asm/local64.h
deleted file mode 100644
index 36c93b5cc239..000000000000
--- a/arch/alpha/include/asm/local64.h
+++ /dev/null
@@ -1 +0,0 @@
-#include <asm-generic/local64.h>
diff --git a/arch/arc/include/asm/Kbuild b/arch/arc/include/asm/Kbuild
index 81f4edec0c2a..3c1afa524b9c 100644
--- a/arch/arc/include/asm/Kbuild
+++ b/arch/arc/include/asm/Kbuild
@@ -1,7 +1,6 @@
# SPDX-License-Identifier: GPL-2.0
generic-y += extable.h
generic-y += kvm_para.h
-generic-y += local64.h
generic-y += mcs_spinlock.h
generic-y += parport.h
generic-y += user.h
diff --git a/arch/arm/boot/dts/omap3-n950-n9.dtsi b/arch/arm/boot/dts/omap3-n950-n9.dtsi
index 11d41e86f814..7dde9fbb06d3 100644
--- a/arch/arm/boot/dts/omap3-n950-n9.dtsi
+++ b/arch/arm/boot/dts/omap3-n950-n9.dtsi
@@ -494,3 +494,11 @@ bluetooth {
clock-names = "sysclk";
};
};
+
+&aes1_target {
+ status = "disabled";
+};
+
+&aes2_target {
+ status = "disabled";
+};
diff --git a/arch/arm/include/asm/Kbuild b/arch/arm/include/asm/Kbuild
index 383635b68763..f1398b9267c0 100644
--- a/arch/arm/include/asm/Kbuild
+++ b/arch/arm/include/asm/Kbuild
@@ -2,7 +2,6 @@
generic-y += early_ioremap.h
generic-y += extable.h
generic-y += flat.h
-generic-y += local64.h
generic-y += parport.h
generic-y += seccomp.h
diff --git a/arch/arm64/Makefile b/arch/arm64/Makefile
index 6a87d592bd00..485b7dbd4f9e 100644
--- a/arch/arm64/Makefile
+++ b/arch/arm64/Makefile
@@ -10,7 +10,7 @@
#
# Copyright (C) 1995-2001 by Russell King
-LDFLAGS_vmlinux :=--no-undefined -X -z norelro
+LDFLAGS_vmlinux :=--no-undefined -X
ifeq ($(CONFIG_RELOCATABLE), y)
# Pass --no-apply-dynamic-relocs to restore pre-binutils-2.27 behaviour
@@ -110,16 +110,20 @@ KBUILD_CPPFLAGS += -mbig-endian
CHECKFLAGS += -D__AARCH64EB__
# Prefer the baremetal ELF build target, but not all toolchains include
# it so fall back to the standard linux version if needed.
-KBUILD_LDFLAGS += -EB $(call ld-option, -maarch64elfb, -maarch64linuxb)
+KBUILD_LDFLAGS += -EB $(call ld-option, -maarch64elfb, -maarch64linuxb -z norelro)
UTS_MACHINE := aarch64_be
else
KBUILD_CPPFLAGS += -mlittle-endian
CHECKFLAGS += -D__AARCH64EL__
# Same as above, prefer ELF but fall back to linux target if needed.
-KBUILD_LDFLAGS += -EL $(call ld-option, -maarch64elf, -maarch64linux)
+KBUILD_LDFLAGS += -EL $(call ld-option, -maarch64elf, -maarch64linux -z norelro)
UTS_MACHINE := aarch64
endif
+ifeq ($(CONFIG_LD_IS_LLD), y)
+KBUILD_LDFLAGS += -z norelro
+endif
+
CHECKFLAGS += -D__aarch64__
ifeq ($(CONFIG_DYNAMIC_FTRACE_WITH_REGS),y)
diff --git a/arch/arm64/include/asm/Kbuild b/arch/arm64/include/asm/Kbuild
index ff9cbb631212..07ac208edc89 100644
--- a/arch/arm64/include/asm/Kbuild
+++ b/arch/arm64/include/asm/Kbuild
@@ -1,6 +1,5 @@
# SPDX-License-Identifier: GPL-2.0
generic-y += early_ioremap.h
-generic-y += local64.h
generic-y += mcs_spinlock.h
generic-y += qrwlock.h
generic-y += qspinlock.h
diff --git a/arch/csky/include/asm/Kbuild b/arch/csky/include/asm/Kbuild
index 64876e59e2ef..2a5a4d94fafa 100644
--- a/arch/csky/include/asm/Kbuild
+++ b/arch/csky/include/asm/Kbuild
@@ -2,7 +2,6 @@
generic-y += asm-offsets.h
generic-y += gpio.h
generic-y += kvm_para.h
-generic-y += local64.h
generic-y += qrwlock.h
generic-y += seccomp.h
generic-y += user.h
diff --git a/arch/h8300/include/asm/Kbuild b/arch/h8300/include/asm/Kbuild
index ddf04f32b546..60ee7f0d60a8 100644
--- a/arch/h8300/include/asm/Kbuild
+++ b/arch/h8300/include/asm/Kbuild
@@ -2,7 +2,6 @@
generic-y += asm-offsets.h
generic-y += extable.h
generic-y += kvm_para.h
-generic-y += local64.h
generic-y += mcs_spinlock.h
generic-y += parport.h
generic-y += spinlock.h
diff --git a/arch/hexagon/include/asm/Kbuild b/arch/hexagon/include/asm/Kbuild
index 373964bb177e..3ece3c93fe08 100644
--- a/arch/hexagon/include/asm/Kbuild
+++ b/arch/hexagon/include/asm/Kbuild
@@ -2,5 +2,4 @@
generic-y += extable.h
generic-y += iomap.h
generic-y += kvm_para.h
-generic-y += local64.h
generic-y += mcs_spinlock.h
diff --git a/arch/ia64/include/asm/local64.h b/arch/ia64/include/asm/local64.h
deleted file mode 100644
index 36c93b5cc239..000000000000
--- a/arch/ia64/include/asm/local64.h
+++ /dev/null
@@ -1 +0,0 @@
-#include <asm-generic/local64.h>
diff --git a/arch/m68k/include/asm/Kbuild b/arch/m68k/include/asm/Kbuild
index 1bff55aa2d54..0dbf9c5c6fae 100644
--- a/arch/m68k/include/asm/Kbuild
+++ b/arch/m68k/include/asm/Kbuild
@@ -2,6 +2,5 @@
generated-y += syscall_table.h
generic-y += extable.h
generic-y += kvm_para.h
-generic-y += local64.h
generic-y += mcs_spinlock.h
generic-y += spinlock.h
diff --git a/arch/microblaze/include/asm/Kbuild b/arch/microblaze/include/asm/Kbuild
index 63bce836b9f1..29b0e557aa7c 100644
--- a/arch/microblaze/include/asm/Kbuild
+++ b/arch/microblaze/include/asm/Kbuild
@@ -2,7 +2,6 @@
generated-y += syscall_table.h
generic-y += extable.h
generic-y += kvm_para.h
-generic-y += local64.h
generic-y += mcs_spinlock.h
generic-y += parport.h
generic-y += syscalls.h
diff --git a/arch/mips/include/asm/Kbuild b/arch/mips/include/asm/Kbuild
index 198b3bafdac9..95b4fa7bd0d1 100644
--- a/arch/mips/include/asm/Kbuild
+++ b/arch/mips/include/asm/Kbuild
@@ -6,7 +6,6 @@ generated-y += syscall_table_64_n64.h
generated-y += syscall_table_64_o32.h
generic-y += export.h
generic-y += kvm_para.h
-generic-y += local64.h
generic-y += mcs_spinlock.h
generic-y += parport.h
generic-y += qrwlock.h
diff --git a/arch/nds32/include/asm/Kbuild b/arch/nds32/include/asm/Kbuild
index ff1e94299317..82a4453c9c2d 100644
--- a/arch/nds32/include/asm/Kbuild
+++ b/arch/nds32/include/asm/Kbuild
@@ -4,6 +4,5 @@ generic-y += cmpxchg.h
generic-y += export.h
generic-y += gpio.h
generic-y += kvm_para.h
-generic-y += local64.h
generic-y += parport.h
generic-y += user.h
diff --git a/arch/parisc/include/asm/Kbuild b/arch/parisc/include/asm/Kbuild
index e3ee5c0bfe80..a1bd2adc63e3 100644
--- a/arch/parisc/include/asm/Kbuild
+++ b/arch/parisc/include/asm/Kbuild
@@ -3,7 +3,6 @@ generated-y += syscall_table_32.h
generated-y += syscall_table_64.h
generated-y += syscall_table_c32.h
generic-y += kvm_para.h
-generic-y += local64.h
generic-y += mcs_spinlock.h
generic-y += seccomp.h
generic-y += user.h
diff --git a/arch/powerpc/include/asm/Kbuild b/arch/powerpc/include/asm/Kbuild
index 90cd5c53af66..e1f9b4ea1c53 100644
--- a/arch/powerpc/include/asm/Kbuild
+++ b/arch/powerpc/include/asm/Kbuild
@@ -5,7 +5,6 @@ generated-y += syscall_table_c32.h
generated-y += syscall_table_spu.h
generic-y += export.h
generic-y += kvm_types.h
-generic-y += local64.h
generic-y += mcs_spinlock.h
generic-y += qrwlock.h
generic-y += vtime.h
diff --git a/arch/powerpc/kernel/vmlinux.lds.S b/arch/powerpc/kernel/vmlinux.lds.S
index 6db90cdf11da..f887f9d5b9e8 100644
--- a/arch/powerpc/kernel/vmlinux.lds.S
+++ b/arch/powerpc/kernel/vmlinux.lds.S
@@ -85,7 +85,7 @@ SECTIONS
ALIGN_FUNCTION();
#endif
/* careful! __ftr_alt_* sections need to be close to .text */
- *(.text.hot TEXT_MAIN .text.fixup .text.unlikely .fixup __ftr_alt_* .ref.text);
+ *(.text.hot .text.hot.* TEXT_MAIN .text.fixup .text.unlikely .text.unlikely.* .fixup __ftr_alt_* .ref.text);
#ifdef CONFIG_PPC64
*(.tramp.ftrace.text);
#endif
diff --git a/arch/riscv/include/asm/Kbuild b/arch/riscv/include/asm/Kbuild
index 59dd7be55005..445ccc97305a 100644
--- a/arch/riscv/include/asm/Kbuild
+++ b/arch/riscv/include/asm/Kbuild
@@ -3,6 +3,5 @@ generic-y += early_ioremap.h
generic-y += extable.h
generic-y += flat.h
generic-y += kvm_para.h
-generic-y += local64.h
generic-y += user.h
generic-y += vmlinux.lds.h
diff --git a/arch/s390/include/asm/Kbuild b/arch/s390/include/asm/Kbuild
index 319efa0e6d02..1a18d7b82f86 100644
--- a/arch/s390/include/asm/Kbuild
+++ b/arch/s390/include/asm/Kbuild
@@ -7,5 +7,4 @@ generated-y += unistd_nr.h
generic-y += asm-offsets.h
generic-y += export.h
generic-y += kvm_types.h
-generic-y += local64.h
generic-y += mcs_spinlock.h
diff --git a/arch/sh/include/asm/Kbuild b/arch/sh/include/asm/Kbuild
index 7435182ef846..fc44d9c88b41 100644
--- a/arch/sh/include/asm/Kbuild
+++ b/arch/sh/include/asm/Kbuild
@@ -1,6 +1,5 @@
# SPDX-License-Identifier: GPL-2.0
generated-y += syscall_table.h
generic-y += kvm_para.h
-generic-y += local64.h
generic-y += mcs_spinlock.h
generic-y += parport.h
diff --git a/arch/sparc/include/asm/Kbuild b/arch/sparc/include/asm/Kbuild
index 5269a704801f..3688fdae50e4 100644
--- a/arch/sparc/include/asm/Kbuild
+++ b/arch/sparc/include/asm/Kbuild
@@ -6,5 +6,4 @@ generated-y += syscall_table_64.h
generated-y += syscall_table_c32.h
generic-y += export.h
generic-y += kvm_para.h
-generic-y += local64.h
generic-y += mcs_spinlock.h
diff --git a/arch/x86/include/asm/local64.h b/arch/x86/include/asm/local64.h
deleted file mode 100644
index 36c93b5cc239..000000000000
--- a/arch/x86/include/asm/local64.h
+++ /dev/null
@@ -1 +0,0 @@
-#include <asm-generic/local64.h>
diff --git a/arch/x86/kernel/cpu/mtrr/generic.c b/arch/x86/kernel/cpu/mtrr/generic.c
index 23ad8e953dfb..a29997e6cf9e 100644
--- a/arch/x86/kernel/cpu/mtrr/generic.c
+++ b/arch/x86/kernel/cpu/mtrr/generic.c
@@ -167,9 +167,6 @@ static u8 mtrr_type_lookup_variable(u64 start, u64 end, u64 *partial_end,
*repeat = 0;
*uniform = 1;
- /* Make end inclusive instead of exclusive */
- end--;
-
prev_match = MTRR_TYPE_INVALID;
for (i = 0; i < num_var_ranges; ++i) {
unsigned short start_state, end_state, inclusive;
@@ -261,6 +258,9 @@ u8 mtrr_type_lookup(u64 start, u64 end, u8 *uniform)
int repeat;
u64 partial_end;
+ /* Make end inclusive instead of exclusive */
+ end--;
+
if (!mtrr_state_set)
return MTRR_TYPE_INVALID;
diff --git a/arch/x86/kernel/cpu/resctrl/rdtgroup.c b/arch/x86/kernel/cpu/resctrl/rdtgroup.c
index f3418428682b..5a59e3315b34 100644
--- a/arch/x86/kernel/cpu/resctrl/rdtgroup.c
+++ b/arch/x86/kernel/cpu/resctrl/rdtgroup.c
@@ -525,89 +525,70 @@ static void rdtgroup_remove(struct rdtgroup *rdtgrp)
kfree(rdtgrp);
}
-struct task_move_callback {
- struct callback_head work;
- struct rdtgroup *rdtgrp;
-};
-
-static void move_myself(struct callback_head *head)
+static void _update_task_closid_rmid(void *task)
{
- struct task_move_callback *callback;
- struct rdtgroup *rdtgrp;
-
- callback = container_of(head, struct task_move_callback, work);
- rdtgrp = callback->rdtgrp;
-
/*
- * If resource group was deleted before this task work callback
- * was invoked, then assign the task to root group and free the
- * resource group.
+ * If the task is still current on this CPU, update PQR_ASSOC MSR.
+ * Otherwise, the MSR is updated when the task is scheduled in.
*/
- if (atomic_dec_and_test(&rdtgrp->waitcount) &&
- (rdtgrp->flags & RDT_DELETED)) {
- current->closid = 0;
- current->rmid = 0;
- rdtgroup_remove(rdtgrp);
- }
-
- if (unlikely(current->flags & PF_EXITING))
- goto out;
-
- preempt_disable();
- /* update PQR_ASSOC MSR to make resource group go into effect */
- resctrl_sched_in();
- preempt_enable();
+ if (task == current)
+ resctrl_sched_in();
+}
-out:
- kfree(callback);
+static void update_task_closid_rmid(struct task_struct *t)
+{
+ if (IS_ENABLED(CONFIG_SMP) && task_curr(t))
+ smp_call_function_single(task_cpu(t), _update_task_closid_rmid, t, 1);
+ else
+ _update_task_closid_rmid(t);
}
static int __rdtgroup_move_task(struct task_struct *tsk,
struct rdtgroup *rdtgrp)
{
- struct task_move_callback *callback;
- int ret;
-
- callback = kzalloc(sizeof(*callback), GFP_KERNEL);
- if (!callback)
- return -ENOMEM;
- callback->work.func = move_myself;
- callback->rdtgrp = rdtgrp;
+ /* If the task is already in rdtgrp, no need to move the task. */
+ if ((rdtgrp->type == RDTCTRL_GROUP && tsk->closid == rdtgrp->closid &&
+ tsk->rmid == rdtgrp->mon.rmid) ||
+ (rdtgrp->type == RDTMON_GROUP && tsk->rmid == rdtgrp->mon.rmid &&
+ tsk->closid == rdtgrp->mon.parent->closid))
+ return 0;
/*
- * Take a refcount, so rdtgrp cannot be freed before the
- * callback has been invoked.
+ * Set the task's closid/rmid before the PQR_ASSOC MSR can be
+ * updated by them.
+ *
+ * For ctrl_mon groups, move both closid and rmid.
+ * For monitor groups, can move the tasks only from
+ * their parent CTRL group.
*/
- atomic_inc(&rdtgrp->waitcount);
- ret = task_work_add(tsk, &callback->work, TWA_RESUME);
- if (ret) {
- /*
- * Task is exiting. Drop the refcount and free the callback.
- * No need to check the refcount as the group cannot be
- * deleted before the write function unlocks rdtgroup_mutex.
- */
- atomic_dec(&rdtgrp->waitcount);
- kfree(callback);
- rdt_last_cmd_puts("Task exited\n");
- } else {
- /*
- * For ctrl_mon groups move both closid and rmid.
- * For monitor groups, can move the tasks only from
- * their parent CTRL group.
- */
- if (rdtgrp->type == RDTCTRL_GROUP) {
- tsk->closid = rdtgrp->closid;
+
+ if (rdtgrp->type == RDTCTRL_GROUP) {
+ tsk->closid = rdtgrp->closid;
+ tsk->rmid = rdtgrp->mon.rmid;
+ } else if (rdtgrp->type == RDTMON_GROUP) {
+ if (rdtgrp->mon.parent->closid == tsk->closid) {
tsk->rmid = rdtgrp->mon.rmid;
- } else if (rdtgrp->type == RDTMON_GROUP) {
- if (rdtgrp->mon.parent->closid == tsk->closid) {
- tsk->rmid = rdtgrp->mon.rmid;
- } else {
- rdt_last_cmd_puts("Can't move task to different control group\n");
- ret = -EINVAL;
- }
+ } else {
+ rdt_last_cmd_puts("Can't move task to different control group\n");
+ return -EINVAL;
}
}
- return ret;
+
+ /*
+ * Ensure the task's closid and rmid are written before determining if
+ * the task is current that will decide if it will be interrupted.
+ */
+ barrier();
+
+ /*
+ * By now, the task's closid and rmid are set. If the task is current
+ * on a CPU, the PQR_ASSOC MSR needs to be updated to make the resource
+ * group go into effect. If the task is not current, the MSR will be
+ * updated when the task is scheduled in.
+ */
+ update_task_closid_rmid(tsk);
+
+ return 0;
}
static bool is_closid_match(struct task_struct *t, struct rdtgroup *r)
diff --git a/arch/x86/kvm/mmu.h b/arch/x86/kvm/mmu.h
index 9c4a9c8e43d9..581925e476d6 100644
--- a/arch/x86/kvm/mmu.h
+++ b/arch/x86/kvm/mmu.h
@@ -49,7 +49,7 @@ static inline u64 rsvd_bits(int s, int e)
if (e < s)
return 0;
- return ((1ULL << (e - s + 1)) - 1) << s;
+ return ((2ULL << (e - s)) - 1) << s;
}
void kvm_mmu_set_mmio_spte_mask(u64 mmio_value, u64 access_mask);
diff --git a/arch/x86/kvm/mmu/mmu.c b/arch/x86/kvm/mmu/mmu.c
index 7a6ae9e90bd7..52f36c879086 100644
--- a/arch/x86/kvm/mmu/mmu.c
+++ b/arch/x86/kvm/mmu/mmu.c
@@ -3485,16 +3485,16 @@ static bool mmio_info_in_cache(struct kvm_vcpu *vcpu, u64 addr, bool direct)
* Return the level of the lowest level SPTE added to sptes.
* That SPTE may be non-present.
*/
-static int get_walk(struct kvm_vcpu *vcpu, u64 addr, u64 *sptes)
+static int get_walk(struct kvm_vcpu *vcpu, u64 addr, u64 *sptes, int *root_level)
{
struct kvm_shadow_walk_iterator iterator;
- int leaf = vcpu->arch.mmu->root_level;
+ int leaf = -1;
u64 spte;
-
walk_shadow_page_lockless_begin(vcpu);
- for (shadow_walk_init(&iterator, vcpu, addr);
+ for (shadow_walk_init(&iterator, vcpu, addr),
+ *root_level = iterator.level;
shadow_walk_okay(&iterator);
__shadow_walk_next(&iterator, spte)) {
leaf = iterator.level;
@@ -3504,7 +3504,6 @@ static int get_walk(struct kvm_vcpu *vcpu, u64 addr, u64 *sptes)
if (!is_shadow_present_pte(spte))
break;
-
}
walk_shadow_page_lockless_end(vcpu);
@@ -3517,9 +3516,7 @@ static bool get_mmio_spte(struct kvm_vcpu *vcpu, u64 addr, u64 *sptep)
{
u64 sptes[PT64_ROOT_MAX_LEVEL];
struct rsvd_bits_validate *rsvd_check;
- int root = vcpu->arch.mmu->shadow_root_level;
- int leaf;
- int level;
+ int root, leaf, level;
bool reserved = false;
if (!VALID_PAGE(vcpu->arch.mmu->root_hpa)) {
@@ -3528,9 +3525,14 @@ static bool get_mmio_spte(struct kvm_vcpu *vcpu, u64 addr, u64 *sptep)
}
if (is_tdp_mmu_root(vcpu->kvm, vcpu->arch.mmu->root_hpa))
- leaf = kvm_tdp_mmu_get_walk(vcpu, addr, sptes);
+ leaf = kvm_tdp_mmu_get_walk(vcpu, addr, sptes, &root);
else
- leaf = get_walk(vcpu, addr, sptes);
+ leaf = get_walk(vcpu, addr, sptes, &root);
+
+ if (unlikely(leaf < 0)) {
+ *sptep = 0ull;
+ return reserved;
+ }
rsvd_check = &vcpu->arch.mmu->shadow_zero_check;
diff --git a/arch/x86/kvm/mmu/tdp_mmu.c b/arch/x86/kvm/mmu/tdp_mmu.c
index 84c8f06bec26..b9265a585ea3 100644
--- a/arch/x86/kvm/mmu/tdp_mmu.c
+++ b/arch/x86/kvm/mmu/tdp_mmu.c
@@ -42,7 +42,48 @@ void kvm_mmu_uninit_tdp_mmu(struct kvm *kvm)
WARN_ON(!list_empty(&kvm->arch.tdp_mmu_roots));
}
-#define for_each_tdp_mmu_root(_kvm, _root) \
+static void tdp_mmu_put_root(struct kvm *kvm, struct kvm_mmu_page *root)
+{
+ if (kvm_mmu_put_root(kvm, root))
+ kvm_tdp_mmu_free_root(kvm, root);
+}
+
+static inline bool tdp_mmu_next_root_valid(struct kvm *kvm,
+ struct kvm_mmu_page *root)
+{
+ lockdep_assert_held(&kvm->mmu_lock);
+
+ if (list_entry_is_head(root, &kvm->arch.tdp_mmu_roots, link))
+ return false;
+
+ kvm_mmu_get_root(kvm, root);
+ return true;
+
+}
+
+static inline struct kvm_mmu_page *tdp_mmu_next_root(struct kvm *kvm,
+ struct kvm_mmu_page *root)
+{
+ struct kvm_mmu_page *next_root;
+
+ next_root = list_next_entry(root, link);
+ tdp_mmu_put_root(kvm, root);
+ return next_root;
+}
+
+/*
+ * Note: this iterator gets and puts references to the roots it iterates over.
+ * This makes it safe to release the MMU lock and yield within the loop, but
+ * if exiting the loop early, the caller must drop the reference to the most
+ * recent root. (Unless keeping a live reference is desirable.)
+ */
+#define for_each_tdp_mmu_root_yield_safe(_kvm, _root) \
+ for (_root = list_first_entry(&_kvm->arch.tdp_mmu_roots, \
+ typeof(*_root), link); \
+ tdp_mmu_next_root_valid(_kvm, _root); \
+ _root = tdp_mmu_next_root(_kvm, _root))
+
+#define for_each_tdp_mmu_root(_kvm, _root) \
list_for_each_entry(_root, &_kvm->arch.tdp_mmu_roots, link)
bool is_tdp_mmu_root(struct kvm *kvm, hpa_t hpa)
@@ -439,18 +480,9 @@ bool kvm_tdp_mmu_zap_gfn_range(struct kvm *kvm, gfn_t start, gfn_t end)
struct kvm_mmu_page *root;
bool flush = false;
- for_each_tdp_mmu_root(kvm, root) {
- /*
- * Take a reference on the root so that it cannot be freed if
- * this thread releases the MMU lock and yields in this loop.
- */
- kvm_mmu_get_root(kvm, root);
-
+ for_each_tdp_mmu_root_yield_safe(kvm, root)
flush |= zap_gfn_range(kvm, root, start, end, true);
- kvm_mmu_put_root(kvm, root);
- }
-
return flush;
}
@@ -609,13 +641,7 @@ static int kvm_tdp_mmu_handle_hva_range(struct kvm *kvm, unsigned long start,
int ret = 0;
int as_id;
- for_each_tdp_mmu_root(kvm, root) {
- /*
- * Take a reference on the root so that it cannot be freed if
- * this thread releases the MMU lock and yields in this loop.
- */
- kvm_mmu_get_root(kvm, root);
-
+ for_each_tdp_mmu_root_yield_safe(kvm, root) {
as_id = kvm_mmu_page_as_id(root);
slots = __kvm_memslots(kvm, as_id);
kvm_for_each_memslot(memslot, slots) {
@@ -637,8 +663,6 @@ static int kvm_tdp_mmu_handle_hva_range(struct kvm *kvm, unsigned long start,
ret |= handler(kvm, memslot, root, gfn_start,
gfn_end, data);
}
-
- kvm_mmu_put_root(kvm, root);
}
return ret;
@@ -826,21 +850,13 @@ bool kvm_tdp_mmu_wrprot_slot(struct kvm *kvm, struct kvm_memory_slot *slot,
int root_as_id;
bool spte_set = false;
- for_each_tdp_mmu_root(kvm, root) {
+ for_each_tdp_mmu_root_yield_safe(kvm, root) {
root_as_id = kvm_mmu_page_as_id(root);
if (root_as_id != slot->as_id)
continue;
- /*
- * Take a reference on the root so that it cannot be freed if
- * this thread releases the MMU lock and yields in this loop.
- */
- kvm_mmu_get_root(kvm, root);
-
spte_set |= wrprot_gfn_range(kvm, root, slot->base_gfn,
slot->base_gfn + slot->npages, min_level);
-
- kvm_mmu_put_root(kvm, root);
}
return spte_set;
@@ -894,21 +910,13 @@ bool kvm_tdp_mmu_clear_dirty_slot(struct kvm *kvm, struct kvm_memory_slot *slot)
int root_as_id;
bool spte_set = false;
- for_each_tdp_mmu_root(kvm, root) {
+ for_each_tdp_mmu_root_yield_safe(kvm, root) {
root_as_id = kvm_mmu_page_as_id(root);
if (root_as_id != slot->as_id)
continue;
- /*
- * Take a reference on the root so that it cannot be freed if
- * this thread releases the MMU lock and yields in this loop.
- */
- kvm_mmu_get_root(kvm, root);
-
spte_set |= clear_dirty_gfn_range(kvm, root, slot->base_gfn,
slot->base_gfn + slot->npages);
-
- kvm_mmu_put_root(kvm, root);
}
return spte_set;
@@ -1017,21 +1025,13 @@ bool kvm_tdp_mmu_slot_set_dirty(struct kvm *kvm, struct kvm_memory_slot *slot)
int root_as_id;
bool spte_set = false;
- for_each_tdp_mmu_root(kvm, root) {
+ for_each_tdp_mmu_root_yield_safe(kvm, root) {
root_as_id = kvm_mmu_page_as_id(root);
if (root_as_id != slot->as_id)
continue;
- /*
- * Take a reference on the root so that it cannot be freed if
- * this thread releases the MMU lock and yields in this loop.
- */
- kvm_mmu_get_root(kvm, root);
-
spte_set |= set_dirty_gfn_range(kvm, root, slot->base_gfn,
slot->base_gfn + slot->npages);
-
- kvm_mmu_put_root(kvm, root);
}
return spte_set;
}
@@ -1077,21 +1077,13 @@ void kvm_tdp_mmu_zap_collapsible_sptes(struct kvm *kvm,
struct kvm_mmu_page *root;
int root_as_id;
- for_each_tdp_mmu_root(kvm, root) {
+ for_each_tdp_mmu_root_yield_safe(kvm, root) {
root_as_id = kvm_mmu_page_as_id(root);
if (root_as_id != slot->as_id)
continue;
- /*
- * Take a reference on the root so that it cannot be freed if
- * this thread releases the MMU lock and yields in this loop.
- */
- kvm_mmu_get_root(kvm, root);
-
zap_collapsible_spte_range(kvm, root, slot->base_gfn,
slot->base_gfn + slot->npages);
-
- kvm_mmu_put_root(kvm, root);
}
}
@@ -1148,12 +1140,15 @@ bool kvm_tdp_mmu_write_protect_gfn(struct kvm *kvm,
* Return the level of the lowest level SPTE added to sptes.
* That SPTE may be non-present.
*/
-int kvm_tdp_mmu_get_walk(struct kvm_vcpu *vcpu, u64 addr, u64 *sptes)
+int kvm_tdp_mmu_get_walk(struct kvm_vcpu *vcpu, u64 addr, u64 *sptes,
+ int *root_level)
{
struct tdp_iter iter;
struct kvm_mmu *mmu = vcpu->arch.mmu;
- int leaf = vcpu->arch.mmu->shadow_root_level;
gfn_t gfn = addr >> PAGE_SHIFT;
+ int leaf = -1;
+
+ *root_level = vcpu->arch.mmu->shadow_root_level;
tdp_mmu_for_each_pte(iter, mmu, gfn, gfn + 1) {
leaf = iter.level;
diff --git a/arch/x86/kvm/mmu/tdp_mmu.h b/arch/x86/kvm/mmu/tdp_mmu.h
index 556e065503f6..cbbdbadd1526 100644
--- a/arch/x86/kvm/mmu/tdp_mmu.h
+++ b/arch/x86/kvm/mmu/tdp_mmu.h
@@ -44,5 +44,7 @@ void kvm_tdp_mmu_zap_collapsible_sptes(struct kvm *kvm,
bool kvm_tdp_mmu_write_protect_gfn(struct kvm *kvm,
struct kvm_memory_slot *slot, gfn_t gfn);
-int kvm_tdp_mmu_get_walk(struct kvm_vcpu *vcpu, u64 addr, u64 *sptes);
+int kvm_tdp_mmu_get_walk(struct kvm_vcpu *vcpu, u64 addr, u64 *sptes,
+ int *root_level);
+
#endif /* __KVM_X86_MMU_TDP_MMU_H */
diff --git a/arch/x86/mm/pgtable.c b/arch/x86/mm/pgtable.c
index dfd82f51ba66..f6a9e2e36642 100644
--- a/arch/x86/mm/pgtable.c
+++ b/arch/x86/mm/pgtable.c
@@ -829,6 +829,8 @@ int pud_free_pmd_page(pud_t *pud, unsigned long addr)
}
free_page((unsigned long)pmd_sv);
+
+ pgtable_pmd_page_dtor(virt_to_page(pmd));
free_page((unsigned long)pmd);
return 1;
diff --git a/arch/xtensa/include/asm/Kbuild b/arch/xtensa/include/asm/Kbuild
index c59c42a1221a..adefb1636f7a 100644
--- a/arch/xtensa/include/asm/Kbuild
+++ b/arch/xtensa/include/asm/Kbuild
@@ -2,7 +2,6 @@
generated-y += syscall_table.h
generic-y += extable.h
generic-y += kvm_para.h
-generic-y += local64.h
generic-y += mcs_spinlock.h
generic-y += param.h
generic-y += qrwlock.h
diff --git a/block/blk-core.c b/block/blk-core.c
index 2db8bda43b6e..2d53e2ff48ff 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -18,6 +18,7 @@
#include <linux/bio.h>
#include <linux/blkdev.h>
#include <linux/blk-mq.h>
+#include <linux/blk-pm.h>
#include <linux/highmem.h>
#include <linux/mm.h>
#include <linux/pagemap.h>
@@ -424,11 +425,11 @@ EXPORT_SYMBOL(blk_cleanup_queue);
/**
* blk_queue_enter() - try to increase q->q_usage_counter
* @q: request queue pointer
- * @flags: BLK_MQ_REQ_NOWAIT and/or BLK_MQ_REQ_PREEMPT
+ * @flags: BLK_MQ_REQ_NOWAIT and/or BLK_MQ_REQ_PM
*/
int blk_queue_enter(struct request_queue *q, blk_mq_req_flags_t flags)
{
- const bool pm = flags & BLK_MQ_REQ_PREEMPT;
+ const bool pm = flags & BLK_MQ_REQ_PM;
while (true) {
bool success = false;
@@ -440,7 +441,8 @@ int blk_queue_enter(struct request_queue *q, blk_mq_req_flags_t flags)
* responsible for ensuring that that counter is
* globally visible before the queue is unfrozen.
*/
- if (pm || !blk_queue_pm_only(q)) {
+ if ((pm && queue_rpm_status(q) != RPM_SUSPENDED) ||
+ !blk_queue_pm_only(q)) {
success = true;
} else {
percpu_ref_put(&q->q_usage_counter);
@@ -465,8 +467,7 @@ int blk_queue_enter(struct request_queue *q, blk_mq_req_flags_t flags)
wait_event(q->mq_freeze_wq,
(!q->mq_freeze_depth &&
- (pm || (blk_pm_request_resume(q),
- !blk_queue_pm_only(q)))) ||
+ blk_pm_resume_queue(pm, q)) ||
blk_queue_dying(q));
if (blk_queue_dying(q))
return -ENODEV;
@@ -630,7 +631,7 @@ struct request *blk_get_request(struct request_queue *q, unsigned int op,
struct request *req;
WARN_ON_ONCE(op & REQ_NOWAIT);
- WARN_ON_ONCE(flags & ~(BLK_MQ_REQ_NOWAIT | BLK_MQ_REQ_PREEMPT));
+ WARN_ON_ONCE(flags & ~(BLK_MQ_REQ_NOWAIT | BLK_MQ_REQ_PM));
req = blk_mq_alloc_request(q, op, flags);
if (!IS_ERR(req) && q->mq_ops->initialize_rq_fn)
diff --git a/block/blk-iocost.c b/block/blk-iocost.c
index bbe86d1199dc..7e963b457f2e 100644
--- a/block/blk-iocost.c
+++ b/block/blk-iocost.c
@@ -2525,8 +2525,8 @@ static void ioc_rqos_throttle(struct rq_qos *rqos, struct bio *bio)
bool use_debt, ioc_locked;
unsigned long flags;
- /* bypass IOs if disabled or for root cgroup */
- if (!ioc->enabled || !iocg->level)
+ /* bypass IOs if disabled, still initializing, or for root cgroup */
+ if (!ioc->enabled || !iocg || !iocg->level)
return;
/* calculate the absolute vtime cost */
@@ -2653,14 +2653,14 @@ static void ioc_rqos_merge(struct rq_qos *rqos, struct request *rq,
struct bio *bio)
{
struct ioc_gq *iocg = blkg_to_iocg(bio->bi_blkg);
- struct ioc *ioc = iocg->ioc;
+ struct ioc *ioc = rqos_to_ioc(rqos);
sector_t bio_end = bio_end_sector(bio);
struct ioc_now now;
u64 vtime, abs_cost, cost;
unsigned long flags;
- /* bypass if disabled or for root cgroup */
- if (!ioc->enabled || !iocg->level)
+ /* bypass if disabled, still initializing, or for root cgroup */
+ if (!ioc->enabled || !iocg || !iocg->level)
return;
abs_cost = calc_vtime_cost(bio, iocg, true);
@@ -2837,6 +2837,12 @@ static int blk_iocost_init(struct request_queue *q)
ioc_refresh_params(ioc, true);
spin_unlock_irq(&ioc->lock);
+ /*
+ * rqos must be added before activation to allow iocg_pd_init() to
+ * lookup the ioc from q. This means that the rqos methods may get
+ * called before policy activation completion, can't assume that the
+ * target bio has an iocg associated and need to test for NULL iocg.
+ */
rq_qos_add(q, rqos);
ret = blkcg_activate_policy(q, &blkcg_policy_iocost);
if (ret) {
diff --git a/block/blk-mq-debugfs.c b/block/blk-mq-debugfs.c
index 3094542e12ae..4d6e83e5b442 100644
--- a/block/blk-mq-debugfs.c
+++ b/block/blk-mq-debugfs.c
@@ -129,6 +129,7 @@ static const char *const blk_queue_flag_name[] = {
QUEUE_FLAG_NAME(PCI_P2PDMA),
QUEUE_FLAG_NAME(ZONE_RESETALL),
QUEUE_FLAG_NAME(RQ_ALLOC_TIME),
+ QUEUE_FLAG_NAME(NOWAIT),
};
#undef QUEUE_FLAG_NAME
@@ -297,7 +298,6 @@ static const char *const rqf_name[] = {
RQF_NAME(MIXED_MERGE),
RQF_NAME(MQ_INFLIGHT),
RQF_NAME(DONTPREP),
- RQF_NAME(PREEMPT),
RQF_NAME(FAILED),
RQF_NAME(QUIET),
RQF_NAME(ELVPRIV),
diff --git a/block/blk-mq.c b/block/blk-mq.c
index 55bcee5dc032..2a1eff60c797 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -292,8 +292,8 @@ static struct request *blk_mq_rq_ctx_init(struct blk_mq_alloc_data *data,
rq->mq_hctx = data->hctx;
rq->rq_flags = 0;
rq->cmd_flags = data->cmd_flags;
- if (data->flags & BLK_MQ_REQ_PREEMPT)
- rq->rq_flags |= RQF_PREEMPT;
+ if (data->flags & BLK_MQ_REQ_PM)
+ rq->rq_flags |= RQF_PM;
if (blk_queue_io_stat(data->q))
rq->rq_flags |= RQF_IO_STAT;
INIT_LIST_HEAD(&rq->queuelist);
diff --git a/block/blk-pm.h b/block/blk-pm.h
index ea5507d23e75..a2283cc9f716 100644
--- a/block/blk-pm.h
+++ b/block/blk-pm.h
@@ -6,11 +6,14 @@
#include <linux/pm_runtime.h>
#ifdef CONFIG_PM
-static inline void blk_pm_request_resume(struct request_queue *q)
+static inline int blk_pm_resume_queue(const bool pm, struct request_queue *q)
{
- if (q->dev && (q->rpm_status == RPM_SUSPENDED ||
- q->rpm_status == RPM_SUSPENDING))
- pm_request_resume(q->dev);
+ if (!q->dev || !blk_queue_pm_only(q))
+ return 1; /* Nothing to do */
+ if (pm && q->rpm_status != RPM_SUSPENDED)
+ return 1; /* Request allowed */
+ pm_request_resume(q->dev);
+ return 0;
}
static inline void blk_pm_mark_last_busy(struct request *rq)
@@ -44,8 +47,9 @@ static inline void blk_pm_put_request(struct request *rq)
--rq->q->nr_pending;
}
#else
-static inline void blk_pm_request_resume(struct request_queue *q)
+static inline int blk_pm_resume_queue(const bool pm, struct request_queue *q)
{
+ return 1;
}
static inline void blk_pm_mark_last_busy(struct request *rq)
diff --git a/crypto/asymmetric_keys/asym_tpm.c b/crypto/asymmetric_keys/asym_tpm.c
index 378b18b9bc34..84a5d6af9609 100644
--- a/crypto/asymmetric_keys/asym_tpm.c
+++ b/crypto/asymmetric_keys/asym_tpm.c
@@ -354,7 +354,7 @@ static uint32_t derive_pub_key(const void *pub_key, uint32_t len, uint8_t *buf)
memcpy(cur, e, sizeof(e));
cur += sizeof(e);
/* Zero parameters to satisfy set_pub_key ABI. */
- memset(cur, 0, SETKEY_PARAMS_SIZE);
+ memzero_explicit(cur, SETKEY_PARAMS_SIZE);
return cur - buf;
}
diff --git a/crypto/ecdh.c b/crypto/ecdh.c
index d56b8603dec9..96f80c8f8e30 100644
--- a/crypto/ecdh.c
+++ b/crypto/ecdh.c
@@ -39,7 +39,8 @@ static int ecdh_set_secret(struct crypto_kpp *tfm, const void *buf,
struct ecdh params;
unsigned int ndigits;
- if (crypto_ecdh_decode_key(buf, len, ¶ms) < 0)
+ if (crypto_ecdh_decode_key(buf, len, ¶ms) < 0 ||
+ params.key_size > sizeof(ctx->private_key))
return -EINVAL;
ndigits = ecdh_supported_curve(params.curve_id);
diff --git a/drivers/atm/idt77252.c b/drivers/atm/idt77252.c
index 65a3886f68c9..5f0472c18bcb 100644
--- a/drivers/atm/idt77252.c
+++ b/drivers/atm/idt77252.c
@@ -3607,7 +3607,7 @@ static int idt77252_init_one(struct pci_dev *pcidev,
if ((err = dma_set_mask_and_coherent(&pcidev->dev, DMA_BIT_MASK(32)))) {
printk("idt77252: can't enable DMA for PCI device at %s\n", pci_name(pcidev));
- return err;
+ goto err_out_disable_pdev;
}
card = kzalloc(sizeof(struct idt77252_dev), GFP_KERNEL);
diff --git a/drivers/base/core.c b/drivers/base/core.c
index e8cb66093f21..a6187f6380d8 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -4278,7 +4278,7 @@ void set_primary_fwnode(struct device *dev, struct fwnode_handle *fwnode)
if (fwnode_is_primary(fn)) {
dev->fwnode = fn->secondary;
if (!(parent && fn == parent->fwnode))
- fn->secondary = ERR_PTR(-ENODEV);
+ fn->secondary = NULL;
} else {
dev->fwnode = NULL;
}
diff --git a/drivers/bluetooth/hci_h5.c b/drivers/bluetooth/hci_h5.c
index 376164cdf2ea..78d635f1d156 100644
--- a/drivers/bluetooth/hci_h5.c
+++ b/drivers/bluetooth/hci_h5.c
@@ -251,12 +251,8 @@ static int h5_close(struct hci_uart *hu)
if (h5->vnd && h5->vnd->close)
h5->vnd->close(h5);
- if (hu->serdev)
- serdev_device_close(hu->serdev);
-
- kfree_skb(h5->rx_skb);
- kfree(h5);
- h5 = NULL;
+ if (!hu->serdev)
+ kfree(h5);
return 0;
}
diff --git a/drivers/dma-buf/dma-buf.c b/drivers/dma-buf/dma-buf.c
index 844967f98866..922416b3aace 100644
--- a/drivers/dma-buf/dma-buf.c
+++ b/drivers/dma-buf/dma-buf.c
@@ -76,10 +76,6 @@ static void dma_buf_release(struct dentry *dentry)
dmabuf->ops->release(dmabuf);
- mutex_lock(&db_list.lock);
- list_del(&dmabuf->list_node);
- mutex_unlock(&db_list.lock);
-
if (dmabuf->resv == (struct dma_resv *)&dmabuf[1])
dma_resv_fini(dmabuf->resv);
@@ -88,6 +84,22 @@ static void dma_buf_release(struct dentry *dentry)
kfree(dmabuf);
}
+static int dma_buf_file_release(struct inode *inode, struct file *file)
+{
+ struct dma_buf *dmabuf;
+
+ if (!is_dma_buf_file(file))
+ return -EINVAL;
+
+ dmabuf = file->private_data;
+
+ mutex_lock(&db_list.lock);
+ list_del(&dmabuf->list_node);
+ mutex_unlock(&db_list.lock);
+
+ return 0;
+}
+
static const struct dentry_operations dma_buf_dentry_ops = {
.d_dname = dmabuffs_dname,
.d_release = dma_buf_release,
@@ -413,6 +425,7 @@ static void dma_buf_show_fdinfo(struct seq_file *m, struct file *file)
}
static const struct file_operations dma_buf_fops = {
+ .release = dma_buf_file_release,
.mmap = dma_buf_mmap_internal,
.llseek = dma_buf_llseek,
.poll = dma_buf_poll,
diff --git a/drivers/dma/idxd/sysfs.c b/drivers/dma/idxd/sysfs.c
index 07a5db06a29a..fb97c9f319a5 100644
--- a/drivers/dma/idxd/sysfs.c
+++ b/drivers/dma/idxd/sysfs.c
@@ -379,7 +379,7 @@ int idxd_register_driver(void)
return 0;
drv_fail:
- for (; i > 0; i--)
+ while (--i >= 0)
driver_unregister(&idxd_drvs[i]->drv);
return rc;
}
@@ -1639,7 +1639,7 @@ int idxd_register_bus_type(void)
return 0;
bus_err:
- for (; i > 0; i--)
+ while (--i >= 0)
bus_unregister(idxd_bus_types[i]);
return rc;
}
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
index bcc80f428172..bd3046e5a934 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
@@ -1046,7 +1046,7 @@ static void reloc_gpu_flush(struct i915_execbuffer *eb, struct reloc_cache *cach
GEM_BUG_ON(cache->rq_size >= obj->base.size / sizeof(u32));
cache->rq_cmd[cache->rq_size] = MI_BATCH_BUFFER_END;
- __i915_gem_object_flush_map(obj, 0, sizeof(u32) * (cache->rq_size + 1));
+ i915_gem_object_flush_map(obj);
i915_gem_object_unpin_map(obj);
intel_gt_chipset_flush(cache->rq->engine->gt);
@@ -1296,6 +1296,8 @@ static int __reloc_gpu_alloc(struct i915_execbuffer *eb,
goto err_pool;
}
+ memset32(cmd, 0, pool->obj->base.size / sizeof(u32));
+
batch = i915_vma_instance(pool->obj, vma->vm, NULL);
if (IS_ERR(batch)) {
err = PTR_ERR(batch);
diff --git a/drivers/gpu/drm/i915/i915_cmd_parser.c b/drivers/gpu/drm/i915/i915_cmd_parser.c
index e88970256e8e..e7362ec22ade 100644
--- a/drivers/gpu/drm/i915/i915_cmd_parser.c
+++ b/drivers/gpu/drm/i915/i915_cmd_parser.c
@@ -1166,7 +1166,7 @@ static u32 *copy_batch(struct drm_i915_gem_object *dst_obj,
}
}
if (IS_ERR(src)) {
- unsigned long x, n;
+ unsigned long x, n, remain;
void *ptr;
/*
@@ -1177,14 +1177,15 @@ static u32 *copy_batch(struct drm_i915_gem_object *dst_obj,
* We don't care about copying too much here as we only
* validate up to the end of the batch.
*/
+ remain = length;
if (!(dst_obj->cache_coherent & I915_BO_CACHE_COHERENT_FOR_READ))
- length = round_up(length,
+ remain = round_up(remain,
boot_cpu_data.x86_clflush_size);
ptr = dst;
x = offset_in_page(offset);
- for (n = offset >> PAGE_SHIFT; length; n++) {
- int len = min(length, PAGE_SIZE - x);
+ for (n = offset >> PAGE_SHIFT; remain; n++) {
+ int len = min(remain, PAGE_SIZE - x);
src = kmap_atomic(i915_gem_object_get_page(src_obj, n));
if (needs_clflush)
@@ -1193,13 +1194,15 @@ static u32 *copy_batch(struct drm_i915_gem_object *dst_obj,
kunmap_atomic(src);
ptr += len;
- length -= len;
+ remain -= len;
x = 0;
}
}
i915_gem_object_unpin_pages(src_obj);
+ memset32(dst + length, 0, (dst_obj->base.size - length) / sizeof(u32));
+
/* dst_obj is returned with vmap pinned */
return dst;
}
@@ -1392,11 +1395,6 @@ static unsigned long *alloc_whitelist(u32 batch_length)
#define LENGTH_BIAS 2
-static bool shadow_needs_clflush(struct drm_i915_gem_object *obj)
-{
- return !(obj->cache_coherent & I915_BO_CACHE_COHERENT_FOR_WRITE);
-}
-
/**
* intel_engine_cmd_parser() - parse a batch buffer for privilege violations
* @engine: the engine on which the batch is to execute
@@ -1539,16 +1537,9 @@ int intel_engine_cmd_parser(struct intel_engine_cs *engine,
ret = 0; /* allow execution */
}
}
-
- if (shadow_needs_clflush(shadow->obj))
- drm_clflush_virt_range(batch_end, 8);
}
- if (shadow_needs_clflush(shadow->obj)) {
- void *ptr = page_mask_bits(shadow->obj->mm.mapping);
-
- drm_clflush_virt_range(ptr, (void *)(cmd + 1) - ptr);
- }
+ i915_gem_object_flush_map(shadow->obj);
if (!IS_ERR_OR_NULL(jump_whitelist))
kfree(jump_whitelist);
diff --git a/drivers/hwmon/amd_energy.c b/drivers/hwmon/amd_energy.c
index 3197cda7bcd9..f22154863c98 100644
--- a/drivers/hwmon/amd_energy.c
+++ b/drivers/hwmon/amd_energy.c
@@ -222,7 +222,7 @@ static int amd_create_sensor(struct device *dev,
*/
cpus = num_present_cpus() / num_siblings;
- s_config = devm_kcalloc(dev, cpus + sockets,
+ s_config = devm_kcalloc(dev, cpus + sockets + 1,
sizeof(u32), GFP_KERNEL);
if (!s_config)
return -ENOMEM;
@@ -254,6 +254,7 @@ static int amd_create_sensor(struct device *dev,
scnprintf(label_l[i], 10, "Esocket%u", (i - cpus));
}
+ s_config[i] = 0;
return 0;
}
diff --git a/drivers/ide/ide-atapi.c b/drivers/ide/ide-atapi.c
index 2162bc80f09e..013ad33fbbc8 100644
--- a/drivers/ide/ide-atapi.c
+++ b/drivers/ide/ide-atapi.c
@@ -223,7 +223,6 @@ void ide_prep_sense(ide_drive_t *drive, struct request *rq)
sense_rq->rq_disk = rq->rq_disk;
sense_rq->cmd_flags = REQ_OP_DRV_IN;
ide_req(sense_rq)->type = ATA_PRIV_SENSE;
- sense_rq->rq_flags |= RQF_PREEMPT;
req->cmd[0] = GPCMD_REQUEST_SENSE;
req->cmd[4] = cmd_len;
diff --git a/drivers/ide/ide-io.c b/drivers/ide/ide-io.c
index 1a53c7a75224..4867b67b60d6 100644
--- a/drivers/ide/ide-io.c
+++ b/drivers/ide/ide-io.c
@@ -515,15 +515,10 @@ blk_status_t ide_issue_rq(ide_drive_t *drive, struct request *rq,
* above to return us whatever is in the queue. Since we call
* ide_do_request() ourselves, we end up taking requests while
* the queue is blocked...
- *
- * We let requests forced at head of queue with ide-preempt
- * though. I hope that doesn't happen too much, hopefully not
- * unless the subdriver triggers such a thing in its own PM
- * state machine.
*/
if ((drive->dev_flags & IDE_DFLAG_BLOCKED) &&
ata_pm_request(rq) == 0 &&
- (rq->rq_flags & RQF_PREEMPT) == 0) {
+ (rq->rq_flags & RQF_PM) == 0) {
/* there should be no pending command at this point */
ide_unlock_port(hwif);
goto plug_device;
diff --git a/drivers/ide/ide-pm.c b/drivers/ide/ide-pm.c
index 192e6c65d34e..82ab308f1aaf 100644
--- a/drivers/ide/ide-pm.c
+++ b/drivers/ide/ide-pm.c
@@ -77,7 +77,7 @@ int generic_ide_resume(struct device *dev)
}
memset(&rqpm, 0, sizeof(rqpm));
- rq = blk_get_request(drive->queue, REQ_OP_DRV_IN, BLK_MQ_REQ_PREEMPT);
+ rq = blk_get_request(drive->queue, REQ_OP_DRV_IN, BLK_MQ_REQ_PM);
ide_req(rq)->type = ATA_PRIV_PM_RESUME;
ide_req(rq)->special = &rqpm;
rqpm.pm_step = IDE_PM_START_RESUME;
diff --git a/drivers/iommu/intel/svm.c b/drivers/iommu/intel/svm.c
index 3242ebd0bca3..4a10c9ff368c 100644
--- a/drivers/iommu/intel/svm.c
+++ b/drivers/iommu/intel/svm.c
@@ -142,7 +142,7 @@ static void intel_flush_svm_range_dev (struct intel_svm *svm, struct intel_svm_d
}
desc.qw2 = 0;
desc.qw3 = 0;
- qi_submit_sync(svm->iommu, &desc, 1, 0);
+ qi_submit_sync(sdev->iommu, &desc, 1, 0);
if (sdev->dev_iotlb) {
desc.qw0 = QI_DEV_EIOTLB_PASID(svm->pasid) |
@@ -166,7 +166,7 @@ static void intel_flush_svm_range_dev (struct intel_svm *svm, struct intel_svm_d
}
desc.qw2 = 0;
desc.qw3 = 0;
- qi_submit_sync(svm->iommu, &desc, 1, 0);
+ qi_submit_sync(sdev->iommu, &desc, 1, 0);
}
}
@@ -211,7 +211,7 @@ static void intel_mm_release(struct mmu_notifier *mn, struct mm_struct *mm)
*/
rcu_read_lock();
list_for_each_entry_rcu(sdev, &svm->devs, list)
- intel_pasid_tear_down_entry(svm->iommu, sdev->dev,
+ intel_pasid_tear_down_entry(sdev->iommu, sdev->dev,
svm->pasid, true);
rcu_read_unlock();
@@ -363,6 +363,7 @@ int intel_svm_bind_gpasid(struct iommu_domain *domain, struct device *dev,
}
sdev->dev = dev;
sdev->sid = PCI_DEVID(info->bus, info->devfn);
+ sdev->iommu = iommu;
/* Only count users if device has aux domains */
if (iommu_dev_feature_enabled(dev, IOMMU_DEV_FEAT_AUX))
@@ -546,6 +547,7 @@ intel_svm_bind_mm(struct device *dev, unsigned int flags,
goto out;
}
sdev->dev = dev;
+ sdev->iommu = iommu;
ret = intel_iommu_enable_pasid(iommu, dev);
if (ret) {
@@ -575,7 +577,6 @@ intel_svm_bind_mm(struct device *dev, unsigned int flags,
kfree(sdev);
goto out;
}
- svm->iommu = iommu;
if (pasid_max > intel_pasid_max_id)
pasid_max = intel_pasid_max_id;
diff --git a/drivers/md/bcache/features.c b/drivers/md/bcache/features.c
index 6469223f0b77..d636b7b2d070 100644
--- a/drivers/md/bcache/features.c
+++ b/drivers/md/bcache/features.c
@@ -17,7 +17,7 @@ struct feature {
};
static struct feature feature_list[] = {
- {BCH_FEATURE_INCOMPAT, BCH_FEATURE_INCOMPAT_LARGE_BUCKET,
+ {BCH_FEATURE_INCOMPAT, BCH_FEATURE_INCOMPAT_LOG_LARGE_BUCKET_SIZE,
"large_bucket"},
{0, 0, 0 },
};
diff --git a/drivers/md/bcache/features.h b/drivers/md/bcache/features.h
index a1653c478041..84fc2c0f0101 100644
--- a/drivers/md/bcache/features.h
+++ b/drivers/md/bcache/features.h
@@ -13,11 +13,15 @@
/* Feature set definition */
/* Incompat feature set */
-#define BCH_FEATURE_INCOMPAT_LARGE_BUCKET 0x0001 /* 32bit bucket size */
+/* 32bit bucket size, obsoleted */
+#define BCH_FEATURE_INCOMPAT_OBSO_LARGE_BUCKET 0x0001
+/* real bucket size is (1 << bucket_size) */
+#define BCH_FEATURE_INCOMPAT_LOG_LARGE_BUCKET_SIZE 0x0002
-#define BCH_FEATURE_COMPAT_SUUP 0
-#define BCH_FEATURE_RO_COMPAT_SUUP 0
-#define BCH_FEATURE_INCOMPAT_SUUP BCH_FEATURE_INCOMPAT_LARGE_BUCKET
+#define BCH_FEATURE_COMPAT_SUPP 0
+#define BCH_FEATURE_RO_COMPAT_SUPP 0
+#define BCH_FEATURE_INCOMPAT_SUPP (BCH_FEATURE_INCOMPAT_OBSO_LARGE_BUCKET| \
+ BCH_FEATURE_INCOMPAT_LOG_LARGE_BUCKET_SIZE)
#define BCH_HAS_COMPAT_FEATURE(sb, mask) \
((sb)->feature_compat & (mask))
@@ -77,7 +81,23 @@ static inline void bch_clear_feature_##name(struct cache_sb *sb) \
~BCH##_FEATURE_INCOMPAT_##flagname; \
}
-BCH_FEATURE_INCOMPAT_FUNCS(large_bucket, LARGE_BUCKET);
+BCH_FEATURE_INCOMPAT_FUNCS(obso_large_bucket, OBSO_LARGE_BUCKET);
+BCH_FEATURE_INCOMPAT_FUNCS(large_bucket, LOG_LARGE_BUCKET_SIZE);
+
+static inline bool bch_has_unknown_compat_features(struct cache_sb *sb)
+{
+ return ((sb->feature_compat & ~BCH_FEATURE_COMPAT_SUPP) != 0);
+}
+
+static inline bool bch_has_unknown_ro_compat_features(struct cache_sb *sb)
+{
+ return ((sb->feature_ro_compat & ~BCH_FEATURE_RO_COMPAT_SUPP) != 0);
+}
+
+static inline bool bch_has_unknown_incompat_features(struct cache_sb *sb)
+{
+ return ((sb->feature_incompat & ~BCH_FEATURE_INCOMPAT_SUPP) != 0);
+}
int bch_print_cache_set_feature_compat(struct cache_set *c, char *buf, int size);
int bch_print_cache_set_feature_ro_compat(struct cache_set *c, char *buf, int size);
diff --git a/drivers/md/bcache/super.c b/drivers/md/bcache/super.c
index 46a00134a36a..aa4531c2ce0d 100644
--- a/drivers/md/bcache/super.c
+++ b/drivers/md/bcache/super.c
@@ -64,9 +64,25 @@ static unsigned int get_bucket_size(struct cache_sb *sb, struct cache_sb_disk *s
{
unsigned int bucket_size = le16_to_cpu(s->bucket_size);
- if (sb->version >= BCACHE_SB_VERSION_CDEV_WITH_FEATURES &&
- bch_has_feature_large_bucket(sb))
- bucket_size |= le16_to_cpu(s->bucket_size_hi) << 16;
+ if (sb->version >= BCACHE_SB_VERSION_CDEV_WITH_FEATURES) {
+ if (bch_has_feature_large_bucket(sb)) {
+ unsigned int max, order;
+
+ max = sizeof(unsigned int) * BITS_PER_BYTE - 1;
+ order = le16_to_cpu(s->bucket_size);
+ /*
+ * bcache tool will make sure the overflow won't
+ * happen, an error message here is enough.
+ */
+ if (order > max)
+ pr_err("Bucket size (1 << %u) overflows\n",
+ order);
+ bucket_size = 1 << order;
+ } else if (bch_has_feature_obso_large_bucket(sb)) {
+ bucket_size +=
+ le16_to_cpu(s->obso_bucket_size_hi) << 16;
+ }
+ }
return bucket_size;
}
@@ -228,6 +244,20 @@ static const char *read_super(struct cache_sb *sb, struct block_device *bdev,
sb->feature_compat = le64_to_cpu(s->feature_compat);
sb->feature_incompat = le64_to_cpu(s->feature_incompat);
sb->feature_ro_compat = le64_to_cpu(s->feature_ro_compat);
+
+ /* Check incompatible features */
+ err = "Unsupported compatible feature found";
+ if (bch_has_unknown_compat_features(sb))
+ goto err;
+
+ err = "Unsupported read-only compatible feature found";
+ if (bch_has_unknown_ro_compat_features(sb))
+ goto err;
+
+ err = "Unsupported incompatible feature found";
+ if (bch_has_unknown_incompat_features(sb))
+ goto err;
+
err = read_super_common(sb, bdev, s);
if (err)
goto err;
diff --git a/drivers/net/bareudp.c b/drivers/net/bareudp.c
index ff0bea1554f9..3b320f3d48b3 100644
--- a/drivers/net/bareudp.c
+++ b/drivers/net/bareudp.c
@@ -380,7 +380,7 @@ static int bareudp6_xmit_skb(struct sk_buff *skb, struct net_device *dev,
goto free_dst;
min_headroom = LL_RESERVED_SPACE(dst->dev) + dst->header_len +
- BAREUDP_BASE_HLEN + info->options_len + sizeof(struct iphdr);
+ BAREUDP_BASE_HLEN + info->options_len + sizeof(struct ipv6hdr);
err = skb_cow_head(skb, min_headroom);
if (unlikely(err))
@@ -534,6 +534,7 @@ static void bareudp_setup(struct net_device *dev)
SET_NETDEV_DEVTYPE(dev, &bareudp_type);
dev->features |= NETIF_F_SG | NETIF_F_HW_CSUM;
dev->features |= NETIF_F_RXCSUM;
+ dev->features |= NETIF_F_LLTX;
dev->features |= NETIF_F_GSO_SOFTWARE;
dev->hw_features |= NETIF_F_SG | NETIF_F_HW_CSUM | NETIF_F_RXCSUM;
dev->hw_features |= NETIF_F_GSO_SOFTWARE;
diff --git a/drivers/net/dsa/lantiq_gswip.c b/drivers/net/dsa/lantiq_gswip.c
index 09701c17f3f6..4b36d89bec06 100644
--- a/drivers/net/dsa/lantiq_gswip.c
+++ b/drivers/net/dsa/lantiq_gswip.c
@@ -92,9 +92,7 @@
GSWIP_MDIO_PHY_FDUP_MASK)
/* GSWIP MII Registers */
-#define GSWIP_MII_CFG0 0x00
-#define GSWIP_MII_CFG1 0x02
-#define GSWIP_MII_CFG5 0x04
+#define GSWIP_MII_CFGp(p) (0x2 * (p))
#define GSWIP_MII_CFG_EN BIT(14)
#define GSWIP_MII_CFG_LDCLKDIS BIT(12)
#define GSWIP_MII_CFG_MODE_MIIP 0x0
@@ -392,17 +390,9 @@ static void gswip_mii_mask(struct gswip_priv *priv, u32 clear, u32 set,
static void gswip_mii_mask_cfg(struct gswip_priv *priv, u32 clear, u32 set,
int port)
{
- switch (port) {
- case 0:
- gswip_mii_mask(priv, clear, set, GSWIP_MII_CFG0);
- break;
- case 1:
- gswip_mii_mask(priv, clear, set, GSWIP_MII_CFG1);
- break;
- case 5:
- gswip_mii_mask(priv, clear, set, GSWIP_MII_CFG5);
- break;
- }
+ /* There's no MII_CFG register for the CPU port */
+ if (!dsa_is_cpu_port(priv->ds, port))
+ gswip_mii_mask(priv, clear, set, GSWIP_MII_CFGp(port));
}
static void gswip_mii_mask_pcdu(struct gswip_priv *priv, u32 clear, u32 set,
@@ -822,9 +812,8 @@ static int gswip_setup(struct dsa_switch *ds)
gswip_mdio_mask(priv, 0xff, 0x09, GSWIP_MDIO_MDC_CFG1);
/* Disable the xMII link */
- gswip_mii_mask_cfg(priv, GSWIP_MII_CFG_EN, 0, 0);
- gswip_mii_mask_cfg(priv, GSWIP_MII_CFG_EN, 0, 1);
- gswip_mii_mask_cfg(priv, GSWIP_MII_CFG_EN, 0, 5);
+ for (i = 0; i < priv->hw_info->max_ports; i++)
+ gswip_mii_mask_cfg(priv, GSWIP_MII_CFG_EN, 0, i);
/* enable special tag insertion on cpu port */
gswip_switch_mask(priv, 0, GSWIP_FDMA_PCTRL_STEN,
@@ -1541,9 +1530,7 @@ static void gswip_phylink_mac_link_up(struct dsa_switch *ds, int port,
{
struct gswip_priv *priv = ds->priv;
- /* Enable the xMII interface only for the external PHY */
- if (interface != PHY_INTERFACE_MODE_INTERNAL)
- gswip_mii_mask_cfg(priv, 0, GSWIP_MII_CFG_EN, port);
+ gswip_mii_mask_cfg(priv, 0, GSWIP_MII_CFG_EN, port);
}
static void gswip_get_strings(struct dsa_switch *ds, int port, u32 stringset,
diff --git a/drivers/net/ethernet/broadcom/bcmsysport.c b/drivers/net/ethernet/broadcom/bcmsysport.c
index 0fdd19d99d99..b1ae9eb8f247 100644
--- a/drivers/net/ethernet/broadcom/bcmsysport.c
+++ b/drivers/net/ethernet/broadcom/bcmsysport.c
@@ -2577,6 +2577,7 @@ static int bcm_sysport_probe(struct platform_device *pdev)
NETIF_F_HW_VLAN_CTAG_TX;
dev->hw_features |= dev->features;
dev->vlan_features |= dev->features;
+ dev->max_mtu = UMAC_MAX_MTU_SIZE;
/* Request the WOL interrupt and advertise suspend if available */
priv->wol_irq_disabled = 1;
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
index 0af0af2b70fe..033bfab24ef2 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -6790,8 +6790,10 @@ static int bnxt_hwrm_func_backing_store_qcaps(struct bnxt *bp)
ctx->tqm_fp_rings_count = resp->tqm_fp_rings_count;
if (!ctx->tqm_fp_rings_count)
ctx->tqm_fp_rings_count = bp->max_q;
+ else if (ctx->tqm_fp_rings_count > BNXT_MAX_TQM_FP_RINGS)
+ ctx->tqm_fp_rings_count = BNXT_MAX_TQM_FP_RINGS;
- tqm_rings = ctx->tqm_fp_rings_count + 1;
+ tqm_rings = ctx->tqm_fp_rings_count + BNXT_MAX_TQM_SP_RINGS;
ctx_pg = kcalloc(tqm_rings, sizeof(*ctx_pg), GFP_KERNEL);
if (!ctx_pg) {
kfree(ctx);
@@ -6925,7 +6927,8 @@ static int bnxt_hwrm_func_backing_store_cfg(struct bnxt *bp, u32 enables)
pg_attr = &req.tqm_sp_pg_size_tqm_sp_lvl,
pg_dir = &req.tqm_sp_page_dir,
ena = FUNC_BACKING_STORE_CFG_REQ_ENABLES_TQM_SP;
- i < 9; i++, num_entries++, pg_attr++, pg_dir++, ena <<= 1) {
+ i < BNXT_MAX_TQM_RINGS;
+ i++, num_entries++, pg_attr++, pg_dir++, ena <<= 1) {
if (!(enables & ena))
continue;
@@ -12887,10 +12890,10 @@ static pci_ers_result_t bnxt_io_error_detected(struct pci_dev *pdev,
*/
static pci_ers_result_t bnxt_io_slot_reset(struct pci_dev *pdev)
{
+ pci_ers_result_t result = PCI_ERS_RESULT_DISCONNECT;
struct net_device *netdev = pci_get_drvdata(pdev);
struct bnxt *bp = netdev_priv(netdev);
int err = 0, off;
- pci_ers_result_t result = PCI_ERS_RESULT_DISCONNECT;
netdev_info(bp->dev, "PCI Slot Reset\n");
@@ -12919,22 +12922,8 @@ static pci_ers_result_t bnxt_io_slot_reset(struct pci_dev *pdev)
pci_save_state(pdev);
err = bnxt_hwrm_func_reset(bp);
- if (!err) {
- err = bnxt_hwrm_func_qcaps(bp);
- if (!err && netif_running(netdev))
- err = bnxt_open(netdev);
- }
- bnxt_ulp_start(bp, err);
- if (!err) {
- bnxt_reenable_sriov(bp);
+ if (!err)
result = PCI_ERS_RESULT_RECOVERED;
- }
- }
-
- if (result != PCI_ERS_RESULT_RECOVERED) {
- if (netif_running(netdev))
- dev_close(netdev);
- pci_disable_device(pdev);
}
rtnl_unlock();
@@ -12952,10 +12941,21 @@ static pci_ers_result_t bnxt_io_slot_reset(struct pci_dev *pdev)
static void bnxt_io_resume(struct pci_dev *pdev)
{
struct net_device *netdev = pci_get_drvdata(pdev);
+ struct bnxt *bp = netdev_priv(netdev);
+ int err;
+ netdev_info(bp->dev, "PCI Slot Resume\n");
rtnl_lock();
- netif_device_attach(netdev);
+ err = bnxt_hwrm_func_qcaps(bp);
+ if (!err && netif_running(netdev))
+ err = bnxt_open(netdev);
+
+ bnxt_ulp_start(bp, err);
+ if (!err) {
+ bnxt_reenable_sriov(bp);
+ netif_device_attach(netdev);
+ }
rtnl_unlock();
}
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h
index 47b3c3127879..e4e926c65118 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h
@@ -1435,6 +1435,11 @@ struct bnxt_ctx_pg_info {
struct bnxt_ctx_pg_info **ctx_pg_tbl;
};
+#define BNXT_MAX_TQM_SP_RINGS 1
+#define BNXT_MAX_TQM_FP_RINGS 8
+#define BNXT_MAX_TQM_RINGS \
+ (BNXT_MAX_TQM_SP_RINGS + BNXT_MAX_TQM_FP_RINGS)
+
struct bnxt_ctx_mem_info {
u32 qp_max_entries;
u16 qp_min_qp1_entries;
@@ -1473,7 +1478,7 @@ struct bnxt_ctx_mem_info {
struct bnxt_ctx_pg_info stat_mem;
struct bnxt_ctx_pg_info mrav_mem;
struct bnxt_ctx_pg_info tim_mem;
- struct bnxt_ctx_pg_info *tqm_mem[9];
+ struct bnxt_ctx_pg_info *tqm_mem[BNXT_MAX_TQM_RINGS];
};
struct bnxt_fw_health {
diff --git a/drivers/net/ethernet/ethoc.c b/drivers/net/ethernet/ethoc.c
index 0981fe9652e5..3d9b0b161e24 100644
--- a/drivers/net/ethernet/ethoc.c
+++ b/drivers/net/ethernet/ethoc.c
@@ -1211,7 +1211,7 @@ static int ethoc_probe(struct platform_device *pdev)
ret = mdiobus_register(priv->mdio);
if (ret) {
dev_err(&netdev->dev, "failed to register MDIO bus\n");
- goto free2;
+ goto free3;
}
ret = ethoc_mdio_probe(netdev);
@@ -1243,6 +1243,7 @@ static int ethoc_probe(struct platform_device *pdev)
netif_napi_del(&priv->napi);
error:
mdiobus_unregister(priv->mdio);
+free3:
mdiobus_free(priv->mdio);
free2:
clk_disable_unprepare(priv->clk);
diff --git a/drivers/net/ethernet/freescale/ucc_geth.c b/drivers/net/ethernet/freescale/ucc_geth.c
index ba8869c3d891..6d853f018d53 100644
--- a/drivers/net/ethernet/freescale/ucc_geth.c
+++ b/drivers/net/ethernet/freescale/ucc_geth.c
@@ -3889,6 +3889,7 @@ static int ucc_geth_probe(struct platform_device* ofdev)
INIT_WORK(&ugeth->timeout_work, ucc_geth_timeout_work);
netif_napi_add(dev, &ugeth->napi, ucc_geth_poll, 64);
dev->mtu = 1500;
+ dev->max_mtu = 1518;
ugeth->msg_enable = netif_msg_init(debug.msg_enable, UGETH_MSG_DEFAULT);
ugeth->phy_interface = phy_interface;
@@ -3934,12 +3935,12 @@ static int ucc_geth_remove(struct platform_device* ofdev)
struct device_node *np = ofdev->dev.of_node;
unregister_netdev(dev);
- free_netdev(dev);
ucc_geth_memclean(ugeth);
if (of_phy_is_fixed_link(np))
of_phy_deregister_fixed_link(np);
of_node_put(ugeth->ug_info->tbi_node);
of_node_put(ugeth->ug_info->phy_node);
+ free_netdev(dev);
return 0;
}
diff --git a/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c b/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c
index 7165da0ee9aa..a6e3f07caf99 100644
--- a/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c
+++ b/drivers/net/ethernet/hisilicon/hns/hns_ethtool.c
@@ -415,6 +415,10 @@ static void __lb_other_process(struct hns_nic_ring_data *ring_data,
/* for mutl buffer*/
new_skb = skb_copy(skb, GFP_ATOMIC);
dev_kfree_skb_any(skb);
+ if (!new_skb) {
+ netdev_err(ndev, "skb alloc failed\n");
+ return;
+ }
skb = new_skb;
check_ok = 0;
diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c
index da9450f18717..e2540cc00d34 100644
--- a/drivers/net/ethernet/ibm/ibmvnic.c
+++ b/drivers/net/ethernet/ibm/ibmvnic.c
@@ -932,6 +932,7 @@ static void release_resources(struct ibmvnic_adapter *adapter)
release_rx_pools(adapter);
release_napi(adapter);
+ release_login_buffer(adapter);
release_login_rsp_buffer(adapter);
}
@@ -2247,8 +2248,7 @@ static void __ibmvnic_reset(struct work_struct *work)
set_current_state(TASK_UNINTERRUPTIBLE);
schedule_timeout(60 * HZ);
}
- } else if (!(rwi->reset_reason == VNIC_RESET_FATAL &&
- adapter->from_passive_init)) {
+ } else {
rc = do_reset(adapter, rwi, reset_state);
}
kfree(rwi);
@@ -2869,9 +2869,7 @@ static int reset_one_sub_crq_queue(struct ibmvnic_adapter *adapter,
int rc;
if (!scrq) {
- netdev_dbg(adapter->netdev,
- "Invalid scrq reset. irq (%d) or msgs (%p).\n",
- scrq->irq, scrq->msgs);
+ netdev_dbg(adapter->netdev, "Invalid scrq reset.\n");
return -EINVAL;
}
@@ -3768,7 +3766,9 @@ static int send_login(struct ibmvnic_adapter *adapter)
return -1;
}
+ release_login_buffer(adapter);
release_login_rsp_buffer(adapter);
+
client_data_len = vnic_client_data_len(adapter);
buffer_size =
diff --git a/drivers/net/ethernet/intel/e1000e/e1000.h b/drivers/net/ethernet/intel/e1000e/e1000.h
index ba7a0f8f6937..5b2143f4b1f8 100644
--- a/drivers/net/ethernet/intel/e1000e/e1000.h
+++ b/drivers/net/ethernet/intel/e1000e/e1000.h
@@ -436,6 +436,7 @@ s32 e1000e_get_base_timinca(struct e1000_adapter *adapter, u32 *timinca);
#define FLAG2_DFLT_CRC_STRIPPING BIT(12)
#define FLAG2_CHECK_RX_HWTSTAMP BIT(13)
#define FLAG2_CHECK_SYSTIM_OVERFLOW BIT(14)
+#define FLAG2_ENABLE_S0IX_FLOWS BIT(15)
#define E1000_RX_DESC_PS(R, i) \
(&(((union e1000_rx_desc_packet_split *)((R).desc))[i]))
diff --git a/drivers/net/ethernet/intel/e1000e/ethtool.c b/drivers/net/ethernet/intel/e1000e/ethtool.c
index 03215b0aee4b..06442e6bef73 100644
--- a/drivers/net/ethernet/intel/e1000e/ethtool.c
+++ b/drivers/net/ethernet/intel/e1000e/ethtool.c
@@ -23,6 +23,13 @@ struct e1000_stats {
int stat_offset;
};
+static const char e1000e_priv_flags_strings[][ETH_GSTRING_LEN] = {
+#define E1000E_PRIV_FLAGS_S0IX_ENABLED BIT(0)
+ "s0ix-enabled",
+};
+
+#define E1000E_PRIV_FLAGS_STR_LEN ARRAY_SIZE(e1000e_priv_flags_strings)
+
#define E1000_STAT(str, m) { \
.stat_string = str, \
.type = E1000_STATS, \
@@ -1776,6 +1783,8 @@ static int e1000e_get_sset_count(struct net_device __always_unused *netdev,
return E1000_TEST_LEN;
case ETH_SS_STATS:
return E1000_STATS_LEN;
+ case ETH_SS_PRIV_FLAGS:
+ return E1000E_PRIV_FLAGS_STR_LEN;
default:
return -EOPNOTSUPP;
}
@@ -2097,6 +2106,10 @@ static void e1000_get_strings(struct net_device __always_unused *netdev,
p += ETH_GSTRING_LEN;
}
break;
+ case ETH_SS_PRIV_FLAGS:
+ memcpy(data, e1000e_priv_flags_strings,
+ E1000E_PRIV_FLAGS_STR_LEN * ETH_GSTRING_LEN);
+ break;
}
}
@@ -2305,6 +2318,37 @@ static int e1000e_get_ts_info(struct net_device *netdev,
return 0;
}
+static u32 e1000e_get_priv_flags(struct net_device *netdev)
+{
+ struct e1000_adapter *adapter = netdev_priv(netdev);
+ u32 priv_flags = 0;
+
+ if (adapter->flags2 & FLAG2_ENABLE_S0IX_FLOWS)
+ priv_flags |= E1000E_PRIV_FLAGS_S0IX_ENABLED;
+
+ return priv_flags;
+}
+
+static int e1000e_set_priv_flags(struct net_device *netdev, u32 priv_flags)
+{
+ struct e1000_adapter *adapter = netdev_priv(netdev);
+ unsigned int flags2 = adapter->flags2;
+
+ flags2 &= ~FLAG2_ENABLE_S0IX_FLOWS;
+ if (priv_flags & E1000E_PRIV_FLAGS_S0IX_ENABLED) {
+ struct e1000_hw *hw = &adapter->hw;
+
+ if (hw->mac.type < e1000_pch_cnp)
+ return -EINVAL;
+ flags2 |= FLAG2_ENABLE_S0IX_FLOWS;
+ }
+
+ if (flags2 != adapter->flags2)
+ adapter->flags2 = flags2;
+
+ return 0;
+}
+
static const struct ethtool_ops e1000_ethtool_ops = {
.supported_coalesce_params = ETHTOOL_COALESCE_RX_USECS,
.get_drvinfo = e1000_get_drvinfo,
@@ -2336,6 +2380,8 @@ static const struct ethtool_ops e1000_ethtool_ops = {
.set_eee = e1000e_set_eee,
.get_link_ksettings = e1000_get_link_ksettings,
.set_link_ksettings = e1000_set_link_ksettings,
+ .get_priv_flags = e1000e_get_priv_flags,
+ .set_priv_flags = e1000e_set_priv_flags,
};
void e1000e_set_ethtool_ops(struct net_device *netdev)
diff --git a/drivers/net/ethernet/intel/e1000e/ich8lan.c b/drivers/net/ethernet/intel/e1000e/ich8lan.c
index 9aa6fad8ed47..6fb46682b058 100644
--- a/drivers/net/ethernet/intel/e1000e/ich8lan.c
+++ b/drivers/net/ethernet/intel/e1000e/ich8lan.c
@@ -1240,6 +1240,9 @@ static s32 e1000_disable_ulp_lpt_lp(struct e1000_hw *hw, bool force)
return 0;
if (er32(FWSM) & E1000_ICH_FWSM_FW_VALID) {
+ struct e1000_adapter *adapter = hw->adapter;
+ bool firmware_bug = false;
+
if (force) {
/* Request ME un-configure ULP mode in the PHY */
mac_reg = er32(H2ME);
@@ -1248,16 +1251,24 @@ static s32 e1000_disable_ulp_lpt_lp(struct e1000_hw *hw, bool force)
ew32(H2ME, mac_reg);
}
- /* Poll up to 300msec for ME to clear ULP_CFG_DONE. */
+ /* Poll up to 2.5 seconds for ME to clear ULP_CFG_DONE.
+ * If this takes more than 1 second, show a warning indicating a
+ * firmware bug
+ */
while (er32(FWSM) & E1000_FWSM_ULP_CFG_DONE) {
- if (i++ == 30) {
+ if (i++ == 250) {
ret_val = -E1000_ERR_PHY;
goto out;
}
+ if (i > 100 && !firmware_bug)
+ firmware_bug = true;
usleep_range(10000, 11000);
}
- e_dbg("ULP_CONFIG_DONE cleared after %dmsec\n", i * 10);
+ if (firmware_bug)
+ e_warn("ULP_CONFIG_DONE took %dmsec. This is a firmware bug\n", i * 10);
+ else
+ e_dbg("ULP_CONFIG_DONE cleared after %dmsec\n", i * 10);
if (force) {
mac_reg = er32(H2ME);
diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c
index 128ab6898070..e9b82c209c2d 100644
--- a/drivers/net/ethernet/intel/e1000e/netdev.c
+++ b/drivers/net/ethernet/intel/e1000e/netdev.c
@@ -103,45 +103,6 @@ static const struct e1000_reg_info e1000_reg_info_tbl[] = {
{0, NULL}
};
-struct e1000e_me_supported {
- u16 device_id; /* supported device ID */
-};
-
-static const struct e1000e_me_supported me_supported[] = {
- {E1000_DEV_ID_PCH_LPT_I217_LM},
- {E1000_DEV_ID_PCH_LPTLP_I218_LM},
- {E1000_DEV_ID_PCH_I218_LM2},
- {E1000_DEV_ID_PCH_I218_LM3},
- {E1000_DEV_ID_PCH_SPT_I219_LM},
- {E1000_DEV_ID_PCH_SPT_I219_LM2},
- {E1000_DEV_ID_PCH_LBG_I219_LM3},
- {E1000_DEV_ID_PCH_SPT_I219_LM4},
- {E1000_DEV_ID_PCH_SPT_I219_LM5},
- {E1000_DEV_ID_PCH_CNP_I219_LM6},
- {E1000_DEV_ID_PCH_CNP_I219_LM7},
- {E1000_DEV_ID_PCH_ICP_I219_LM8},
- {E1000_DEV_ID_PCH_ICP_I219_LM9},
- {E1000_DEV_ID_PCH_CMP_I219_LM10},
- {E1000_DEV_ID_PCH_CMP_I219_LM11},
- {E1000_DEV_ID_PCH_CMP_I219_LM12},
- {E1000_DEV_ID_PCH_TGP_I219_LM13},
- {E1000_DEV_ID_PCH_TGP_I219_LM14},
- {E1000_DEV_ID_PCH_TGP_I219_LM15},
- {0}
-};
-
-static bool e1000e_check_me(u16 device_id)
-{
- struct e1000e_me_supported *id;
-
- for (id = (struct e1000e_me_supported *)me_supported;
- id->device_id; id++)
- if (device_id == id->device_id)
- return true;
-
- return false;
-}
-
/**
* __ew32_prepare - prepare to write to MAC CSR register on certain parts
* @hw: pointer to the HW structure
@@ -6962,7 +6923,6 @@ static __maybe_unused int e1000e_pm_suspend(struct device *dev)
struct net_device *netdev = pci_get_drvdata(to_pci_dev(dev));
struct e1000_adapter *adapter = netdev_priv(netdev);
struct pci_dev *pdev = to_pci_dev(dev);
- struct e1000_hw *hw = &adapter->hw;
int rc;
e1000e_flush_lpic(pdev);
@@ -6970,13 +6930,13 @@ static __maybe_unused int e1000e_pm_suspend(struct device *dev)
e1000e_pm_freeze(dev);
rc = __e1000_shutdown(pdev, false);
- if (rc)
+ if (rc) {
e1000e_pm_thaw(dev);
-
- /* Introduce S0ix implementation */
- if (hw->mac.type >= e1000_pch_cnp &&
- !e1000e_check_me(hw->adapter->pdev->device))
- e1000e_s0ix_entry_flow(adapter);
+ } else {
+ /* Introduce S0ix implementation */
+ if (adapter->flags2 & FLAG2_ENABLE_S0IX_FLOWS)
+ e1000e_s0ix_entry_flow(adapter);
+ }
return rc;
}
@@ -6986,12 +6946,10 @@ static __maybe_unused int e1000e_pm_resume(struct device *dev)
struct net_device *netdev = pci_get_drvdata(to_pci_dev(dev));
struct e1000_adapter *adapter = netdev_priv(netdev);
struct pci_dev *pdev = to_pci_dev(dev);
- struct e1000_hw *hw = &adapter->hw;
int rc;
/* Introduce S0ix implementation */
- if (hw->mac.type >= e1000_pch_cnp &&
- !e1000e_check_me(hw->adapter->pdev->device))
+ if (adapter->flags2 & FLAG2_ENABLE_S0IX_FLOWS)
e1000e_s0ix_exit_flow(adapter);
rc = __e1000_resume(pdev);
@@ -7655,6 +7613,9 @@ static int e1000_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
if (!(adapter->flags & FLAG_HAS_AMT))
e1000e_get_hw_control(adapter);
+ if (hw->mac.type >= e1000_pch_cnp)
+ adapter->flags2 |= FLAG2_ENABLE_S0IX_FLOWS;
+
strlcpy(netdev->name, "eth%d", sizeof(netdev->name));
err = register_netdev(netdev);
if (err)
diff --git a/drivers/net/ethernet/intel/i40e/i40e.h b/drivers/net/ethernet/intel/i40e/i40e.h
index d231a2cdd98f..118473dfdcbd 100644
--- a/drivers/net/ethernet/intel/i40e/i40e.h
+++ b/drivers/net/ethernet/intel/i40e/i40e.h
@@ -120,6 +120,7 @@ enum i40e_state_t {
__I40E_RESET_INTR_RECEIVED,
__I40E_REINIT_REQUESTED,
__I40E_PF_RESET_REQUESTED,
+ __I40E_PF_RESET_AND_REBUILD_REQUESTED,
__I40E_CORE_RESET_REQUESTED,
__I40E_GLOBAL_RESET_REQUESTED,
__I40E_EMP_RESET_INTR_RECEIVED,
@@ -146,6 +147,8 @@ enum i40e_state_t {
};
#define I40E_PF_RESET_FLAG BIT_ULL(__I40E_PF_RESET_REQUESTED)
+#define I40E_PF_RESET_AND_REBUILD_FLAG \
+ BIT_ULL(__I40E_PF_RESET_AND_REBUILD_REQUESTED)
/* VSI state flags */
enum i40e_vsi_state_t {
diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c
index 1337686bd099..1db482d310c2 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_main.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_main.c
@@ -36,6 +36,8 @@ static int i40e_setup_misc_vector(struct i40e_pf *pf);
static void i40e_determine_queue_usage(struct i40e_pf *pf);
static int i40e_setup_pf_filter_control(struct i40e_pf *pf);
static void i40e_prep_for_reset(struct i40e_pf *pf, bool lock_acquired);
+static void i40e_reset_and_rebuild(struct i40e_pf *pf, bool reinit,
+ bool lock_acquired);
static int i40e_reset(struct i40e_pf *pf);
static void i40e_rebuild(struct i40e_pf *pf, bool reinit, bool lock_acquired);
static int i40e_setup_misc_vector_for_recovery_mode(struct i40e_pf *pf);
@@ -8536,6 +8538,14 @@ void i40e_do_reset(struct i40e_pf *pf, u32 reset_flags, bool lock_acquired)
"FW LLDP is disabled\n" :
"FW LLDP is enabled\n");
+ } else if (reset_flags & I40E_PF_RESET_AND_REBUILD_FLAG) {
+ /* Request a PF Reset
+ *
+ * Resets PF and reinitializes PFs VSI.
+ */
+ i40e_prep_for_reset(pf, lock_acquired);
+ i40e_reset_and_rebuild(pf, true, lock_acquired);
+
} else if (reset_flags & BIT_ULL(__I40E_REINIT_REQUESTED)) {
int v;
diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
index 1b5390ec3d78..61968e9174da 100644
--- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
+++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c
@@ -1772,7 +1772,7 @@ int i40e_pci_sriov_configure(struct pci_dev *pdev, int num_vfs)
if (num_vfs) {
if (!(pf->flags & I40E_FLAG_VEB_MODE_ENABLED)) {
pf->flags |= I40E_FLAG_VEB_MODE_ENABLED;
- i40e_do_reset_safe(pf, I40E_PF_RESET_FLAG);
+ i40e_do_reset_safe(pf, I40E_PF_RESET_AND_REBUILD_FLAG);
}
ret = i40e_pci_sriov_enable(pdev, num_vfs);
goto sriov_configure_out;
@@ -1781,7 +1781,7 @@ int i40e_pci_sriov_configure(struct pci_dev *pdev, int num_vfs)
if (!pci_vfs_assigned(pf->pdev)) {
i40e_free_vfs(pf);
pf->flags &= ~I40E_FLAG_VEB_MODE_ENABLED;
- i40e_do_reset_safe(pf, I40E_PF_RESET_FLAG);
+ i40e_do_reset_safe(pf, I40E_PF_RESET_AND_REBUILD_FLAG);
} else {
dev_warn(&pdev->dev, "Unable to free VFs because some are assigned to VMs.\n");
ret = -EINVAL;
diff --git a/drivers/net/ethernet/intel/iavf/iavf_main.c b/drivers/net/ethernet/intel/iavf/iavf_main.c
index 95543dfd4fe7..0a867d64d467 100644
--- a/drivers/net/ethernet/intel/iavf/iavf_main.c
+++ b/drivers/net/ethernet/intel/iavf/iavf_main.c
@@ -1834,11 +1834,9 @@ static int iavf_init_get_resources(struct iavf_adapter *adapter)
netif_tx_stop_all_queues(netdev);
if (CLIENT_ALLOWED(adapter)) {
err = iavf_lan_add_device(adapter);
- if (err) {
- rtnl_unlock();
+ if (err)
dev_info(&pdev->dev, "Failed to add VF to client API service list: %d\n",
err);
- }
}
dev_info(&pdev->dev, "MAC address: %pM\n", adapter->hw.mac.addr);
if (netdev->features & NETIF_F_GRO)
diff --git a/drivers/net/ethernet/marvell/mvneta.c b/drivers/net/ethernet/marvell/mvneta.c
index 4a9041ee1b39..c3e429445b83 100644
--- a/drivers/net/ethernet/marvell/mvneta.c
+++ b/drivers/net/ethernet/marvell/mvneta.c
@@ -5232,7 +5232,7 @@ static int mvneta_probe(struct platform_device *pdev)
err = mvneta_port_power_up(pp, pp->phy_interface);
if (err < 0) {
dev_err(&pdev->dev, "can't power up port\n");
- return err;
+ goto err_netdev;
}
/* Armada3700 network controller does not support per-cpu
diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c
index cea886c5bcb5..2026c923b585 100644
--- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c
+++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c
@@ -1231,7 +1231,7 @@ static void mvpp22_gop_init_rgmii(struct mvpp2_port *port)
regmap_read(priv->sysctrl_base, GENCONF_CTRL0, &val);
if (port->gop_id == 2)
- val |= GENCONF_CTRL0_PORT0_RGMII | GENCONF_CTRL0_PORT1_RGMII;
+ val |= GENCONF_CTRL0_PORT0_RGMII;
else if (port->gop_id == 3)
val |= GENCONF_CTRL0_PORT1_RGMII_MII;
regmap_write(priv->sysctrl_base, GENCONF_CTRL0, val);
@@ -2370,17 +2370,18 @@ static void mvpp2_rx_pkts_coal_set(struct mvpp2_port *port,
static void mvpp2_tx_pkts_coal_set(struct mvpp2_port *port,
struct mvpp2_tx_queue *txq)
{
- unsigned int thread = mvpp2_cpu_to_thread(port->priv, get_cpu());
+ unsigned int thread;
u32 val;
if (txq->done_pkts_coal > MVPP2_TXQ_THRESH_MASK)
txq->done_pkts_coal = MVPP2_TXQ_THRESH_MASK;
val = (txq->done_pkts_coal << MVPP2_TXQ_THRESH_OFFSET);
- mvpp2_thread_write(port->priv, thread, MVPP2_TXQ_NUM_REG, txq->id);
- mvpp2_thread_write(port->priv, thread, MVPP2_TXQ_THRESH_REG, val);
-
- put_cpu();
+ /* PKT-coalescing registers are per-queue + per-thread */
+ for (thread = 0; thread < MVPP2_MAX_THREADS; thread++) {
+ mvpp2_thread_write(port->priv, thread, MVPP2_TXQ_NUM_REG, txq->id);
+ mvpp2_thread_write(port->priv, thread, MVPP2_TXQ_THRESH_REG, val);
+ }
}
static u32 mvpp2_usec_to_cycles(u32 usec, unsigned long clk_hz)
diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.c
index 5692c6087bbb..a30eb90ba3d2 100644
--- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.c
+++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.c
@@ -405,6 +405,38 @@ static int mvpp2_prs_tcam_first_free(struct mvpp2 *priv, unsigned char start,
return -EINVAL;
}
+/* Drop flow control pause frames */
+static void mvpp2_prs_drop_fc(struct mvpp2 *priv)
+{
+ unsigned char da[ETH_ALEN] = { 0x01, 0x80, 0xC2, 0x00, 0x00, 0x01 };
+ struct mvpp2_prs_entry pe;
+ unsigned int len;
+
+ memset(&pe, 0, sizeof(pe));
+
+ /* For all ports - drop flow control frames */
+ pe.index = MVPP2_PE_FC_DROP;
+ mvpp2_prs_tcam_lu_set(&pe, MVPP2_PRS_LU_MAC);
+
+ /* Set match on DA */
+ len = ETH_ALEN;
+ while (len--)
+ mvpp2_prs_tcam_data_byte_set(&pe, len, da[len], 0xff);
+
+ mvpp2_prs_sram_ri_update(&pe, MVPP2_PRS_RI_DROP_MASK,
+ MVPP2_PRS_RI_DROP_MASK);
+
+ mvpp2_prs_sram_bits_set(&pe, MVPP2_PRS_SRAM_LU_GEN_BIT, 1);
+ mvpp2_prs_sram_next_lu_set(&pe, MVPP2_PRS_LU_FLOWS);
+
+ /* Mask all ports */
+ mvpp2_prs_tcam_port_map_set(&pe, MVPP2_PRS_PORT_MASK);
+
+ /* Update shadow table and hw entry */
+ mvpp2_prs_shadow_set(priv, pe.index, MVPP2_PRS_LU_MAC);
+ mvpp2_prs_hw_write(priv, &pe);
+}
+
/* Enable/disable dropping all mac da's */
static void mvpp2_prs_mac_drop_all_set(struct mvpp2 *priv, int port, bool add)
{
@@ -1162,6 +1194,7 @@ static void mvpp2_prs_mac_init(struct mvpp2 *priv)
mvpp2_prs_hw_write(priv, &pe);
/* Create dummy entries for drop all and promiscuous modes */
+ mvpp2_prs_drop_fc(priv);
mvpp2_prs_mac_drop_all_set(priv, 0, false);
mvpp2_prs_mac_promisc_set(priv, 0, MVPP2_PRS_L2_UNI_CAST, false);
mvpp2_prs_mac_promisc_set(priv, 0, MVPP2_PRS_L2_MULTI_CAST, false);
@@ -1647,8 +1680,9 @@ static int mvpp2_prs_pppoe_init(struct mvpp2 *priv)
mvpp2_prs_sram_next_lu_set(&pe, MVPP2_PRS_LU_IP6);
mvpp2_prs_sram_ri_update(&pe, MVPP2_PRS_RI_L3_IP6,
MVPP2_PRS_RI_L3_PROTO_MASK);
- /* Skip eth_type + 4 bytes of IPv6 header */
- mvpp2_prs_sram_shift_set(&pe, MVPP2_ETH_TYPE_LEN + 4,
+ /* Jump to DIP of IPV6 header */
+ mvpp2_prs_sram_shift_set(&pe, MVPP2_ETH_TYPE_LEN + 8 +
+ MVPP2_MAX_L3_ADDR_SIZE,
MVPP2_PRS_SRAM_OP_SEL_SHIFT_ADD);
/* Set L3 offset */
mvpp2_prs_sram_offset_set(&pe, MVPP2_PRS_SRAM_UDF_TYPE_L3,
diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.h b/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.h
index e22f6c85d380..4b68dd374733 100644
--- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.h
+++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_prs.h
@@ -129,7 +129,7 @@
#define MVPP2_PE_VID_EDSA_FLTR_DEFAULT (MVPP2_PRS_TCAM_SRAM_SIZE - 7)
#define MVPP2_PE_VLAN_DBL (MVPP2_PRS_TCAM_SRAM_SIZE - 6)
#define MVPP2_PE_VLAN_NONE (MVPP2_PRS_TCAM_SRAM_SIZE - 5)
-/* reserved */
+#define MVPP2_PE_FC_DROP (MVPP2_PRS_TCAM_SRAM_SIZE - 4)
#define MVPP2_PE_MAC_MC_PROMISCUOUS (MVPP2_PRS_TCAM_SRAM_SIZE - 3)
#define MVPP2_PE_MAC_UC_PROMISCUOUS (MVPP2_PRS_TCAM_SRAM_SIZE - 2)
#define MVPP2_PE_MAC_NON_PROMISCUOUS (MVPP2_PRS_TCAM_SRAM_SIZE - 1)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/txrx.h b/drivers/net/ethernet/mellanox/mlx5/core/en/txrx.h
index 07ee1d236ab3..2ed17913af80 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en/txrx.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en/txrx.h
@@ -366,6 +366,15 @@ struct mlx5e_swp_spec {
u8 tun_l4_proto;
};
+static inline void mlx5e_eseg_swp_offsets_add_vlan(struct mlx5_wqe_eth_seg *eseg)
+{
+ /* SWP offsets are in 2-bytes words */
+ eseg->swp_outer_l3_offset += VLAN_HLEN / 2;
+ eseg->swp_outer_l4_offset += VLAN_HLEN / 2;
+ eseg->swp_inner_l3_offset += VLAN_HLEN / 2;
+ eseg->swp_inner_l4_offset += VLAN_HLEN / 2;
+}
+
static inline void
mlx5e_set_eseg_swp(struct sk_buff *skb, struct mlx5_wqe_eth_seg *eseg,
struct mlx5e_swp_spec *swp_spec)
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/en_accel.h b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/en_accel.h
index 899b98aca0d3..1fae7fab8297 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_accel/en_accel.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_accel/en_accel.h
@@ -51,7 +51,7 @@ static inline bool mlx5_geneve_tx_allowed(struct mlx5_core_dev *mdev)
}
static inline void
-mlx5e_tx_tunnel_accel(struct sk_buff *skb, struct mlx5_wqe_eth_seg *eseg)
+mlx5e_tx_tunnel_accel(struct sk_buff *skb, struct mlx5_wqe_eth_seg *eseg, u16 ihs)
{
struct mlx5e_swp_spec swp_spec = {};
unsigned int offset = 0;
@@ -85,6 +85,8 @@ mlx5e_tx_tunnel_accel(struct sk_buff *skb, struct mlx5_wqe_eth_seg *eseg)
}
mlx5e_set_eseg_swp(skb, eseg, &swp_spec);
+ if (skb_vlan_tag_present(skb) && ihs)
+ mlx5e_eseg_swp_offsets_add_vlan(eseg);
}
#else
@@ -163,7 +165,7 @@ static inline unsigned int mlx5e_accel_tx_ids_len(struct mlx5e_txqsq *sq,
static inline bool mlx5e_accel_tx_eseg(struct mlx5e_priv *priv,
struct sk_buff *skb,
- struct mlx5_wqe_eth_seg *eseg)
+ struct mlx5_wqe_eth_seg *eseg, u16 ihs)
{
#ifdef CONFIG_MLX5_EN_IPSEC
if (xfrm_offload(skb))
@@ -172,7 +174,7 @@ static inline bool mlx5e_accel_tx_eseg(struct mlx5e_priv *priv,
#if IS_ENABLED(CONFIG_GENEVE)
if (skb->encapsulation)
- mlx5e_tx_tunnel_accel(skb, eseg);
+ mlx5e_tx_tunnel_accel(skb, eseg, ihs);
#endif
return true;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
index d97203cf6a00..38a23d209b33 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tx.c
@@ -615,9 +615,9 @@ void mlx5e_tx_mpwqe_ensure_complete(struct mlx5e_txqsq *sq)
static bool mlx5e_txwqe_build_eseg(struct mlx5e_priv *priv, struct mlx5e_txqsq *sq,
struct sk_buff *skb, struct mlx5e_accel_tx_state *accel,
- struct mlx5_wqe_eth_seg *eseg)
+ struct mlx5_wqe_eth_seg *eseg, u16 ihs)
{
- if (unlikely(!mlx5e_accel_tx_eseg(priv, skb, eseg)))
+ if (unlikely(!mlx5e_accel_tx_eseg(priv, skb, eseg, ihs)))
return false;
mlx5e_txwqe_build_eseg_csum(sq, skb, accel, eseg);
@@ -647,7 +647,8 @@ netdev_tx_t mlx5e_xmit(struct sk_buff *skb, struct net_device *dev)
if (mlx5e_tx_skb_supports_mpwqe(skb, &attr)) {
struct mlx5_wqe_eth_seg eseg = {};
- if (unlikely(!mlx5e_txwqe_build_eseg(priv, sq, skb, &accel, &eseg)))
+ if (unlikely(!mlx5e_txwqe_build_eseg(priv, sq, skb, &accel, &eseg,
+ attr.ihs)))
return NETDEV_TX_OK;
mlx5e_sq_xmit_mpwqe(sq, skb, &eseg, netdev_xmit_more());
@@ -664,7 +665,7 @@ netdev_tx_t mlx5e_xmit(struct sk_buff *skb, struct net_device *dev)
/* May update the WQE, but may not post other WQEs. */
mlx5e_accel_tx_finish(sq, wqe, &accel,
(struct mlx5_wqe_inline_seg *)(wqe->data + wqe_attr.ds_cnt_inl));
- if (unlikely(!mlx5e_txwqe_build_eseg(priv, sq, skb, &accel, &wqe->eth)))
+ if (unlikely(!mlx5e_txwqe_build_eseg(priv, sq, skb, &accel, &wqe->eth, attr.ihs)))
return NETDEV_TX_OK;
mlx5e_sq_xmit_wqe(sq, skb, &attr, &wqe_attr, wqe, pi, netdev_xmit_more());
diff --git a/drivers/net/ethernet/pensando/ionic/ionic_txrx.c b/drivers/net/ethernet/pensando/ionic/ionic_txrx.c
index b3d2250c77d0..a81feffb09b8 100644
--- a/drivers/net/ethernet/pensando/ionic/ionic_txrx.c
+++ b/drivers/net/ethernet/pensando/ionic/ionic_txrx.c
@@ -337,7 +337,7 @@ void ionic_rx_fill(struct ionic_queue *q)
unsigned int i, j;
unsigned int len;
- len = netdev->mtu + ETH_HLEN;
+ len = netdev->mtu + ETH_HLEN + VLAN_HLEN;
nfrags = round_up(len, PAGE_SIZE) / PAGE_SIZE;
for (i = ionic_q_space_avail(q); i; i--) {
diff --git a/drivers/net/ethernet/qlogic/qede/qede_fp.c b/drivers/net/ethernet/qlogic/qede/qede_fp.c
index a2494bf85007..ca0ee29a57b5 100644
--- a/drivers/net/ethernet/qlogic/qede/qede_fp.c
+++ b/drivers/net/ethernet/qlogic/qede/qede_fp.c
@@ -1799,6 +1799,11 @@ netdev_features_t qede_features_check(struct sk_buff *skb,
ntohs(udp_hdr(skb)->dest) != gnv_port))
return features & ~(NETIF_F_CSUM_MASK |
NETIF_F_GSO_MASK);
+ } else if (l4_proto == IPPROTO_IPIP) {
+ /* IPIP tunnels are unknown to the device or at least unsupported natively,
+ * offloads for them can't be done trivially, so disable them for such skb.
+ */
+ return features & ~(NETIF_F_CSUM_MASK | NETIF_F_GSO_MASK);
}
}
diff --git a/drivers/net/ethernet/realtek/r8169_main.c b/drivers/net/ethernet/realtek/r8169_main.c
index 85d9c3e30c69..762cabf16157 100644
--- a/drivers/net/ethernet/realtek/r8169_main.c
+++ b/drivers/net/ethernet/realtek/r8169_main.c
@@ -2243,7 +2243,8 @@ static void rtl_pll_power_down(struct rtl8169_private *tp)
}
switch (tp->mac_version) {
- case RTL_GIGA_MAC_VER_25 ... RTL_GIGA_MAC_VER_33:
+ case RTL_GIGA_MAC_VER_25 ... RTL_GIGA_MAC_VER_26:
+ case RTL_GIGA_MAC_VER_32 ... RTL_GIGA_MAC_VER_33:
case RTL_GIGA_MAC_VER_37:
case RTL_GIGA_MAC_VER_39:
case RTL_GIGA_MAC_VER_43:
@@ -2269,7 +2270,8 @@ static void rtl_pll_power_down(struct rtl8169_private *tp)
static void rtl_pll_power_up(struct rtl8169_private *tp)
{
switch (tp->mac_version) {
- case RTL_GIGA_MAC_VER_25 ... RTL_GIGA_MAC_VER_33:
+ case RTL_GIGA_MAC_VER_25 ... RTL_GIGA_MAC_VER_26:
+ case RTL_GIGA_MAC_VER_32 ... RTL_GIGA_MAC_VER_33:
case RTL_GIGA_MAC_VER_37:
case RTL_GIGA_MAC_VER_39:
case RTL_GIGA_MAC_VER_43:
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c
index 81ee0a071b4e..e5234bb02daf 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-intel.c
@@ -725,6 +725,8 @@ static SIMPLE_DEV_PM_OPS(intel_eth_pm_ops, intel_eth_pci_suspend,
#define PCI_DEVICE_ID_INTEL_EHL_PSE1_RGMII1G_ID 0x4bb0
#define PCI_DEVICE_ID_INTEL_EHL_PSE1_SGMII1G_ID 0x4bb1
#define PCI_DEVICE_ID_INTEL_EHL_PSE1_SGMII2G5_ID 0x4bb2
+#define PCI_DEVICE_ID_INTEL_TGLH_SGMII1G_0_ID 0x43ac
+#define PCI_DEVICE_ID_INTEL_TGLH_SGMII1G_1_ID 0x43a2
#define PCI_DEVICE_ID_INTEL_TGL_SGMII1G_ID 0xa0ac
static const struct pci_device_id intel_eth_pci_id_table[] = {
@@ -739,6 +741,8 @@ static const struct pci_device_id intel_eth_pci_id_table[] = {
{ PCI_DEVICE_DATA(INTEL, EHL_PSE1_SGMII1G_ID, &ehl_pse1_sgmii1g_info) },
{ PCI_DEVICE_DATA(INTEL, EHL_PSE1_SGMII2G5_ID, &ehl_pse1_sgmii1g_info) },
{ PCI_DEVICE_DATA(INTEL, TGL_SGMII1G_ID, &tgl_sgmii1g_info) },
+ { PCI_DEVICE_DATA(INTEL, TGLH_SGMII1G_0_ID, &tgl_sgmii1g_info) },
+ { PCI_DEVICE_DATA(INTEL, TGLH_SGMII1G_1_ID, &tgl_sgmii1g_info) },
{}
};
MODULE_DEVICE_TABLE(pci, intel_eth_pci_id_table);
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c
index 6d6bd77bb6af..9ddadae8e4c5 100644
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-meson8b.c
@@ -135,7 +135,7 @@ static int meson8b_init_rgmii_tx_clk(struct meson8b_dwmac *dwmac)
struct device *dev = dwmac->dev;
static const struct clk_parent_data mux_parents[] = {
{ .fw_name = "clkin0", },
- { .fw_name = "clkin1", },
+ { .index = -1, },
};
static const struct clk_div_table div_table[] = {
{ .div = 2, .val = 2, },
diff --git a/drivers/net/ethernet/ti/cpts.c b/drivers/net/ethernet/ti/cpts.c
index d1fc7955d422..43222a34cba0 100644
--- a/drivers/net/ethernet/ti/cpts.c
+++ b/drivers/net/ethernet/ti/cpts.c
@@ -599,6 +599,7 @@ void cpts_unregister(struct cpts *cpts)
ptp_clock_unregister(cpts->clock);
cpts->clock = NULL;
+ cpts->phc_index = -1;
cpts_write32(cpts, 0, int_enable);
cpts_write32(cpts, 0, control);
@@ -784,6 +785,7 @@ struct cpts *cpts_create(struct device *dev, void __iomem *regs,
cpts->cc.read = cpts_systim_read;
cpts->cc.mask = CLOCKSOURCE_MASK(32);
cpts->info = cpts_info;
+ cpts->phc_index = -1;
if (n_ext_ts)
cpts->info.n_ext_ts = n_ext_ts;
diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index cd06cae76035..1ac80756e5af 100644
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -1401,7 +1401,7 @@ static struct sk_buff *tun_napi_alloc_frags(struct tun_file *tfile,
int i;
if (it->nr_segs > MAX_SKB_FRAGS + 1)
- return ERR_PTR(-ENOMEM);
+ return ERR_PTR(-EMSGSIZE);
local_bh_disable();
skb = napi_get_frags(&tfile->napi);
diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c
index e04f588538cc..5dc1365dc1f9 100644
--- a/drivers/net/usb/cdc_ncm.c
+++ b/drivers/net/usb/cdc_ncm.c
@@ -1863,9 +1863,6 @@ static void cdc_ncm_status(struct usbnet *dev, struct urb *urb)
* USB_CDC_NOTIFY_NETWORK_CONNECTION notification shall be
* sent by device after USB_CDC_NOTIFY_SPEED_CHANGE.
*/
- netif_info(dev, link, dev->net,
- "network connection: %sconnected\n",
- !!event->wValue ? "" : "dis");
usbnet_link_change(dev, !!event->wValue, 0);
break;
diff --git a/drivers/net/usb/qmi_wwan.c b/drivers/net/usb/qmi_wwan.c
index fc378ff56775..21120b4e5637 100644
--- a/drivers/net/usb/qmi_wwan.c
+++ b/drivers/net/usb/qmi_wwan.c
@@ -1036,6 +1036,7 @@ static const struct usb_device_id products[] = {
{QMI_MATCH_FF_FF_FF(0x2c7c, 0x0125)}, /* Quectel EC25, EC20 R2.0 Mini PCIe */
{QMI_MATCH_FF_FF_FF(0x2c7c, 0x0306)}, /* Quectel EP06/EG06/EM06 */
{QMI_MATCH_FF_FF_FF(0x2c7c, 0x0512)}, /* Quectel EG12/EM12 */
+ {QMI_MATCH_FF_FF_FF(0x2c7c, 0x0620)}, /* Quectel EM160R-GL */
{QMI_MATCH_FF_FF_FF(0x2c7c, 0x0800)}, /* Quectel RM500Q-GL */
/* 3. Combined interface devices matching on interface number */
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index 34bb95dd9239..038ce4e5e84b 100644
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -2093,14 +2093,16 @@ static int virtnet_set_channels(struct net_device *dev,
get_online_cpus();
err = _virtnet_set_queues(vi, queue_pairs);
- if (!err) {
- netif_set_real_num_tx_queues(dev, queue_pairs);
- netif_set_real_num_rx_queues(dev, queue_pairs);
-
- virtnet_set_affinity(vi);
+ if (err) {
+ put_online_cpus();
+ goto err;
}
+ virtnet_set_affinity(vi);
put_online_cpus();
+ netif_set_real_num_tx_queues(dev, queue_pairs);
+ netif_set_real_num_rx_queues(dev, queue_pairs);
+ err:
return err;
}
diff --git a/drivers/net/wan/hdlc_ppp.c b/drivers/net/wan/hdlc_ppp.c
index 64f855651336..261b53fc8e04 100644
--- a/drivers/net/wan/hdlc_ppp.c
+++ b/drivers/net/wan/hdlc_ppp.c
@@ -569,6 +569,13 @@ static void ppp_timer(struct timer_list *t)
unsigned long flags;
spin_lock_irqsave(&ppp->lock, flags);
+ /* mod_timer could be called after we entered this function but
+ * before we got the lock.
+ */
+ if (timer_pending(&proto->timer)) {
+ spin_unlock_irqrestore(&ppp->lock, flags);
+ return;
+ }
switch (proto->state) {
case STOPPING:
case REQ_SENT:
diff --git a/drivers/net/wireless/realtek/rtlwifi/core.c b/drivers/net/wireless/realtek/rtlwifi/core.c
index a7259dbc953d..965bd9589045 100644
--- a/drivers/net/wireless/realtek/rtlwifi/core.c
+++ b/drivers/net/wireless/realtek/rtlwifi/core.c
@@ -78,7 +78,6 @@ static void rtl_fw_do_work(const struct firmware *firmware, void *context,
rtl_dbg(rtlpriv, COMP_ERR, DBG_LOUD,
"Firmware callback routine entered!\n");
- complete(&rtlpriv->firmware_loading_complete);
if (!firmware) {
if (rtlpriv->cfg->alt_fw_name) {
err = request_firmware(&firmware,
@@ -91,13 +90,13 @@ static void rtl_fw_do_work(const struct firmware *firmware, void *context,
}
pr_err("Selected firmware is not available\n");
rtlpriv->max_fw_size = 0;
- return;
+ goto exit;
}
found_alt:
if (firmware->size > rtlpriv->max_fw_size) {
pr_err("Firmware is too big!\n");
release_firmware(firmware);
- return;
+ goto exit;
}
if (!is_wow) {
memcpy(rtlpriv->rtlhal.pfirmware, firmware->data,
@@ -109,6 +108,9 @@ static void rtl_fw_do_work(const struct firmware *firmware, void *context,
rtlpriv->rtlhal.wowlan_fwsize = firmware->size;
}
release_firmware(firmware);
+
+exit:
+ complete(&rtlpriv->firmware_loading_complete);
}
void rtl_fw_cb(const struct firmware *firmware, void *context)
diff --git a/drivers/scsi/scsi_lib.c b/drivers/scsi/scsi_lib.c
index 2d17137f8ff3..31d7a6ddc9db 100644
--- a/drivers/scsi/scsi_lib.c
+++ b/drivers/scsi/scsi_lib.c
@@ -249,7 +249,8 @@ int __scsi_execute(struct scsi_device *sdev, const unsigned char *cmd,
req = blk_get_request(sdev->request_queue,
data_direction == DMA_TO_DEVICE ?
- REQ_OP_SCSI_OUT : REQ_OP_SCSI_IN, BLK_MQ_REQ_PREEMPT);
+ REQ_OP_SCSI_OUT : REQ_OP_SCSI_IN,
+ rq_flags & RQF_PM ? BLK_MQ_REQ_PM : 0);
if (IS_ERR(req))
return ret;
rq = scsi_req(req);
@@ -1203,6 +1204,8 @@ static blk_status_t
scsi_device_state_check(struct scsi_device *sdev, struct request *req)
{
switch (sdev->sdev_state) {
+ case SDEV_CREATED:
+ return BLK_STS_OK;
case SDEV_OFFLINE:
case SDEV_TRANSPORT_OFFLINE:
/*
@@ -1229,18 +1232,18 @@ scsi_device_state_check(struct scsi_device *sdev, struct request *req)
return BLK_STS_RESOURCE;
case SDEV_QUIESCE:
/*
- * If the devices is blocked we defer normal commands.
+ * If the device is blocked we only accept power management
+ * commands.
*/
- if (req && !(req->rq_flags & RQF_PREEMPT))
+ if (req && WARN_ON_ONCE(!(req->rq_flags & RQF_PM)))
return BLK_STS_RESOURCE;
return BLK_STS_OK;
default:
/*
* For any other not fully online state we only allow
- * special commands. In particular any user initiated
- * command is not allowed.
+ * power management commands.
*/
- if (req && !(req->rq_flags & RQF_PREEMPT))
+ if (req && !(req->rq_flags & RQF_PM))
return BLK_STS_IOERR;
return BLK_STS_OK;
}
@@ -2508,15 +2511,13 @@ void sdev_evt_send_simple(struct scsi_device *sdev,
EXPORT_SYMBOL_GPL(sdev_evt_send_simple);
/**
- * scsi_device_quiesce - Block user issued commands.
+ * scsi_device_quiesce - Block all commands except power management.
* @sdev: scsi device to quiesce.
*
* This works by trying to transition to the SDEV_QUIESCE state
* (which must be a legal transition). When the device is in this
- * state, only special requests will be accepted, all others will
- * be deferred. Since special requests may also be requeued requests,
- * a successful return doesn't guarantee the device will be
- * totally quiescent.
+ * state, only power management requests will be accepted, all others will
+ * be deferred.
*
* Must be called with user context, may sleep.
*
@@ -2578,12 +2579,12 @@ void scsi_device_resume(struct scsi_device *sdev)
* device deleted during suspend)
*/
mutex_lock(&sdev->state_mutex);
+ if (sdev->sdev_state == SDEV_QUIESCE)
+ scsi_device_set_state(sdev, SDEV_RUNNING);
if (sdev->quiesced_by) {
sdev->quiesced_by = NULL;
blk_clear_pm_only(sdev->request_queue);
}
- if (sdev->sdev_state == SDEV_QUIESCE)
- scsi_device_set_state(sdev, SDEV_RUNNING);
mutex_unlock(&sdev->state_mutex);
}
EXPORT_SYMBOL(scsi_device_resume);
diff --git a/drivers/scsi/scsi_transport_spi.c b/drivers/scsi/scsi_transport_spi.c
index f3d5b1bbd5aa..c37dd15d16d2 100644
--- a/drivers/scsi/scsi_transport_spi.c
+++ b/drivers/scsi/scsi_transport_spi.c
@@ -117,12 +117,16 @@ static int spi_execute(struct scsi_device *sdev, const void *cmd,
sshdr = &sshdr_tmp;
for(i = 0; i < DV_RETRIES; i++) {
+ /*
+ * The purpose of the RQF_PM flag below is to bypass the
+ * SDEV_QUIESCE state.
+ */
result = scsi_execute(sdev, cmd, dir, buffer, bufflen, sense,
sshdr, DV_TIMEOUT, /* retries */ 1,
REQ_FAILFAST_DEV |
REQ_FAILFAST_TRANSPORT |
REQ_FAILFAST_DRIVER,
- 0, NULL);
+ RQF_PM, NULL);
if (driver_byte(result) != DRIVER_SENSE ||
sshdr->sense_key != UNIT_ATTENTION)
break;
@@ -1005,23 +1009,26 @@ spi_dv_device(struct scsi_device *sdev)
*/
lock_system_sleep();
+ if (scsi_autopm_get_device(sdev))
+ goto unlock_system_sleep;
+
if (unlikely(spi_dv_in_progress(starget)))
- goto unlock;
+ goto put_autopm;
if (unlikely(scsi_device_get(sdev)))
- goto unlock;
+ goto put_autopm;
spi_dv_in_progress(starget) = 1;
buffer = kzalloc(len, GFP_KERNEL);
if (unlikely(!buffer))
- goto out_put;
+ goto put_sdev;
/* We need to verify that the actual device will quiesce; the
* later target quiesce is just a nice to have */
if (unlikely(scsi_device_quiesce(sdev)))
- goto out_free;
+ goto free_buffer;
scsi_target_quiesce(starget);
@@ -1041,12 +1048,16 @@ spi_dv_device(struct scsi_device *sdev)
spi_initial_dv(starget) = 1;
- out_free:
+free_buffer:
kfree(buffer);
- out_put:
+
+put_sdev:
spi_dv_in_progress(starget) = 0;
scsi_device_put(sdev);
-unlock:
+put_autopm:
+ scsi_autopm_put_device(sdev);
+
+unlock_system_sleep:
unlock_system_sleep();
}
EXPORT_SYMBOL(spi_dv_device);
diff --git a/drivers/scsi/ufs/ufshcd-pci.c b/drivers/scsi/ufs/ufshcd-pci.c
index df3a564c3e33..fadd566025b8 100644
--- a/drivers/scsi/ufs/ufshcd-pci.c
+++ b/drivers/scsi/ufs/ufshcd-pci.c
@@ -148,6 +148,8 @@ static int ufs_intel_common_init(struct ufs_hba *hba)
{
struct intel_host *host;
+ hba->caps |= UFSHCD_CAP_RPM_AUTOSUSPEND;
+
host = devm_kzalloc(hba->dev, sizeof(*host), GFP_KERNEL);
if (!host)
return -ENOMEM;
@@ -163,6 +165,41 @@ static void ufs_intel_common_exit(struct ufs_hba *hba)
intel_ltr_hide(hba->dev);
}
+static int ufs_intel_resume(struct ufs_hba *hba, enum ufs_pm_op op)
+{
+ /*
+ * To support S4 (suspend-to-disk) with spm_lvl other than 5, the base
+ * address registers must be restored because the restore kernel can
+ * have used different addresses.
+ */
+ ufshcd_writel(hba, lower_32_bits(hba->utrdl_dma_addr),
+ REG_UTP_TRANSFER_REQ_LIST_BASE_L);
+ ufshcd_writel(hba, upper_32_bits(hba->utrdl_dma_addr),
+ REG_UTP_TRANSFER_REQ_LIST_BASE_H);
+ ufshcd_writel(hba, lower_32_bits(hba->utmrdl_dma_addr),
+ REG_UTP_TASK_REQ_LIST_BASE_L);
+ ufshcd_writel(hba, upper_32_bits(hba->utmrdl_dma_addr),
+ REG_UTP_TASK_REQ_LIST_BASE_H);
+
+ if (ufshcd_is_link_hibern8(hba)) {
+ int ret = ufshcd_uic_hibern8_exit(hba);
+
+ if (!ret) {
+ ufshcd_set_link_active(hba);
+ } else {
+ dev_err(hba->dev, "%s: hibern8 exit failed %d\n",
+ __func__, ret);
+ /*
+ * Force reset and restore. Any other actions can lead
+ * to an unrecoverable state.
+ */
+ ufshcd_set_link_off(hba);
+ }
+ }
+
+ return 0;
+}
+
static int ufs_intel_ehl_init(struct ufs_hba *hba)
{
hba->quirks |= UFSHCD_QUIRK_BROKEN_AUTO_HIBERN8;
@@ -174,6 +211,7 @@ static struct ufs_hba_variant_ops ufs_intel_cnl_hba_vops = {
.init = ufs_intel_common_init,
.exit = ufs_intel_common_exit,
.link_startup_notify = ufs_intel_link_startup_notify,
+ .resume = ufs_intel_resume,
};
static struct ufs_hba_variant_ops ufs_intel_ehl_hba_vops = {
@@ -181,6 +219,7 @@ static struct ufs_hba_variant_ops ufs_intel_ehl_hba_vops = {
.init = ufs_intel_ehl_init,
.exit = ufs_intel_common_exit,
.link_startup_notify = ufs_intel_link_startup_notify,
+ .resume = ufs_intel_resume,
};
#ifdef CONFIG_PM_SLEEP
@@ -207,6 +246,30 @@ static int ufshcd_pci_resume(struct device *dev)
{
return ufshcd_system_resume(dev_get_drvdata(dev));
}
+
+/**
+ * ufshcd_pci_poweroff - suspend-to-disk poweroff function
+ * @dev: pointer to PCI device handle
+ *
+ * Returns 0 if successful
+ * Returns non-zero otherwise
+ */
+static int ufshcd_pci_poweroff(struct device *dev)
+{
+ struct ufs_hba *hba = dev_get_drvdata(dev);
+ int spm_lvl = hba->spm_lvl;
+ int ret;
+
+ /*
+ * For poweroff we need to set the UFS device to PowerDown mode.
+ * Force spm_lvl to ensure that.
+ */
+ hba->spm_lvl = 5;
+ ret = ufshcd_system_suspend(hba);
+ hba->spm_lvl = spm_lvl;
+ return ret;
+}
+
#endif /* !CONFIG_PM_SLEEP */
#ifdef CONFIG_PM
@@ -302,8 +365,14 @@ ufshcd_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
}
static const struct dev_pm_ops ufshcd_pci_pm_ops = {
- SET_SYSTEM_SLEEP_PM_OPS(ufshcd_pci_suspend,
- ufshcd_pci_resume)
+#ifdef CONFIG_PM_SLEEP
+ .suspend = ufshcd_pci_suspend,
+ .resume = ufshcd_pci_resume,
+ .freeze = ufshcd_pci_suspend,
+ .thaw = ufshcd_pci_resume,
+ .poweroff = ufshcd_pci_poweroff,
+ .restore = ufshcd_pci_resume,
+#endif
SET_RUNTIME_PM_OPS(ufshcd_pci_runtime_suspend,
ufshcd_pci_runtime_resume,
ufshcd_pci_runtime_idle)
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index 911aba3e7675..02f161468daf 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -3620,7 +3620,7 @@ static int ufshcd_dme_enable(struct ufs_hba *hba)
ret = ufshcd_send_uic_cmd(hba, &uic_cmd);
if (ret)
dev_err(hba->dev,
- "dme-reset: error code %d\n", ret);
+ "dme-enable: error code %d\n", ret);
return ret;
}
@@ -7093,7 +7093,6 @@ static inline void ufshcd_blk_pm_runtime_init(struct scsi_device *sdev)
static int ufshcd_scsi_add_wlus(struct ufs_hba *hba)
{
int ret = 0;
- struct scsi_device *sdev_rpmb;
struct scsi_device *sdev_boot;
hba->sdev_ufs_device = __scsi_add_device(hba->host, 0, 0,
@@ -7106,14 +7105,14 @@ static int ufshcd_scsi_add_wlus(struct ufs_hba *hba)
ufshcd_blk_pm_runtime_init(hba->sdev_ufs_device);
scsi_device_put(hba->sdev_ufs_device);
- sdev_rpmb = __scsi_add_device(hba->host, 0, 0,
+ hba->sdev_rpmb = __scsi_add_device(hba->host, 0, 0,
ufshcd_upiu_wlun_to_scsi_wlun(UFS_UPIU_RPMB_WLUN), NULL);
- if (IS_ERR(sdev_rpmb)) {
- ret = PTR_ERR(sdev_rpmb);
+ if (IS_ERR(hba->sdev_rpmb)) {
+ ret = PTR_ERR(hba->sdev_rpmb);
goto remove_sdev_ufs_device;
}
- ufshcd_blk_pm_runtime_init(sdev_rpmb);
- scsi_device_put(sdev_rpmb);
+ ufshcd_blk_pm_runtime_init(hba->sdev_rpmb);
+ scsi_device_put(hba->sdev_rpmb);
sdev_boot = __scsi_add_device(hba->host, 0, 0,
ufshcd_upiu_wlun_to_scsi_wlun(UFS_UPIU_BOOT_WLUN), NULL);
@@ -7637,6 +7636,63 @@ static int ufshcd_add_lus(struct ufs_hba *hba)
return ret;
}
+static int
+ufshcd_send_request_sense(struct ufs_hba *hba, struct scsi_device *sdp);
+
+static int ufshcd_clear_ua_wlun(struct ufs_hba *hba, u8 wlun)
+{
+ struct scsi_device *sdp;
+ unsigned long flags;
+ int ret = 0;
+
+ spin_lock_irqsave(hba->host->host_lock, flags);
+ if (wlun == UFS_UPIU_UFS_DEVICE_WLUN)
+ sdp = hba->sdev_ufs_device;
+ else if (wlun == UFS_UPIU_RPMB_WLUN)
+ sdp = hba->sdev_rpmb;
+ else
+ BUG_ON(1);
+ if (sdp) {
+ ret = scsi_device_get(sdp);
+ if (!ret && !scsi_device_online(sdp)) {
+ ret = -ENODEV;
+ scsi_device_put(sdp);
+ }
+ } else {
+ ret = -ENODEV;
+ }
+ spin_unlock_irqrestore(hba->host->host_lock, flags);
+ if (ret)
+ goto out_err;
+
+ ret = ufshcd_send_request_sense(hba, sdp);
+ scsi_device_put(sdp);
+out_err:
+ if (ret)
+ dev_err(hba->dev, "%s: UAC clear LU=%x ret = %d\n",
+ __func__, wlun, ret);
+ return ret;
+}
+
+static int ufshcd_clear_ua_wluns(struct ufs_hba *hba)
+{
+ int ret = 0;
+
+ if (!hba->wlun_dev_clr_ua)
+ goto out;
+
+ ret = ufshcd_clear_ua_wlun(hba, UFS_UPIU_UFS_DEVICE_WLUN);
+ if (!ret)
+ ret = ufshcd_clear_ua_wlun(hba, UFS_UPIU_RPMB_WLUN);
+ if (!ret)
+ hba->wlun_dev_clr_ua = false;
+out:
+ if (ret)
+ dev_err(hba->dev, "%s: Failed to clear UAC WLUNS ret = %d\n",
+ __func__, ret);
+ return ret;
+}
+
/**
* ufshcd_probe_hba - probe hba to detect device and initialize
* @hba: per-adapter instance
@@ -7756,6 +7812,8 @@ static void ufshcd_async_scan(void *data, async_cookie_t cookie)
pm_runtime_put_sync(hba->dev);
ufshcd_exit_clk_scaling(hba);
ufshcd_hba_exit(hba);
+ } else {
+ ufshcd_clear_ua_wluns(hba);
}
}
diff --git a/drivers/scsi/ufs/ufshcd.h b/drivers/scsi/ufs/ufshcd.h
index cd51553e522d..6c62a281c863 100644
--- a/drivers/scsi/ufs/ufshcd.h
+++ b/drivers/scsi/ufs/ufshcd.h
@@ -683,6 +683,7 @@ struct ufs_hba {
* "UFS device" W-LU.
*/
struct scsi_device *sdev_ufs_device;
+ struct scsi_device *sdev_rpmb;
enum ufs_dev_pwr_mode curr_dev_pwr_mode;
enum uic_link_state uic_link_state;
diff --git a/drivers/staging/comedi/comedi_fops.c b/drivers/staging/comedi/comedi_fops.c
index d99231c737fb..80d74cce2a01 100644
--- a/drivers/staging/comedi/comedi_fops.c
+++ b/drivers/staging/comedi/comedi_fops.c
@@ -2987,7 +2987,9 @@ static int put_compat_cmd(struct comedi32_cmd_struct __user *cmd32,
v32.chanlist_len = cmd->chanlist_len;
v32.data = ptr_to_compat(cmd->data);
v32.data_len = cmd->data_len;
- return copy_to_user(cmd32, &v32, sizeof(v32));
+ if (copy_to_user(cmd32, &v32, sizeof(v32)))
+ return -EFAULT;
+ return 0;
}
/* Handle 32-bit COMEDI_CMD ioctl. */
diff --git a/drivers/staging/mt7621-dma/mtk-hsdma.c b/drivers/staging/mt7621-dma/mtk-hsdma.c
index 354536783e1c..5ad55ca62022 100644
--- a/drivers/staging/mt7621-dma/mtk-hsdma.c
+++ b/drivers/staging/mt7621-dma/mtk-hsdma.c
@@ -712,7 +712,7 @@ static int mtk_hsdma_probe(struct platform_device *pdev)
ret = dma_async_device_register(dd);
if (ret) {
dev_err(&pdev->dev, "failed to register dma device\n");
- return ret;
+ goto err_uninit_hsdma;
}
ret = of_dma_controller_register(pdev->dev.of_node,
@@ -728,6 +728,8 @@ static int mtk_hsdma_probe(struct platform_device *pdev)
err_unregister:
dma_async_device_unregister(dd);
+err_uninit_hsdma:
+ mtk_hsdma_uninit(hsdma);
return ret;
}
diff --git a/drivers/target/target_core_xcopy.c b/drivers/target/target_core_xcopy.c
index 44e15d7fb2f0..66d6f1d06f21 100644
--- a/drivers/target/target_core_xcopy.c
+++ b/drivers/target/target_core_xcopy.c
@@ -46,60 +46,83 @@ static int target_xcopy_gen_naa_ieee(struct se_device *dev, unsigned char *buf)
return 0;
}
-struct xcopy_dev_search_info {
- const unsigned char *dev_wwn;
- struct se_device *found_dev;
-};
-
+/**
+ * target_xcopy_locate_se_dev_e4_iter - compare XCOPY NAA device identifiers
+ *
+ * @se_dev: device being considered for match
+ * @dev_wwn: XCOPY requested NAA dev_wwn
+ * @return: 1 on match, 0 on no-match
+ */
static int target_xcopy_locate_se_dev_e4_iter(struct se_device *se_dev,
- void *data)
+ const unsigned char *dev_wwn)
{
- struct xcopy_dev_search_info *info = data;
unsigned char tmp_dev_wwn[XCOPY_NAA_IEEE_REGEX_LEN];
int rc;
- if (!se_dev->dev_attrib.emulate_3pc)
+ if (!se_dev->dev_attrib.emulate_3pc) {
+ pr_debug("XCOPY: emulate_3pc disabled on se_dev %p\n", se_dev);
return 0;
+ }
memset(&tmp_dev_wwn[0], 0, XCOPY_NAA_IEEE_REGEX_LEN);
target_xcopy_gen_naa_ieee(se_dev, &tmp_dev_wwn[0]);
- rc = memcmp(&tmp_dev_wwn[0], info->dev_wwn, XCOPY_NAA_IEEE_REGEX_LEN);
- if (rc != 0)
- return 0;
-
- info->found_dev = se_dev;
- pr_debug("XCOPY 0xe4: located se_dev: %p\n", se_dev);
-
- rc = target_depend_item(&se_dev->dev_group.cg_item);
+ rc = memcmp(&tmp_dev_wwn[0], dev_wwn, XCOPY_NAA_IEEE_REGEX_LEN);
if (rc != 0) {
- pr_err("configfs_depend_item attempt failed: %d for se_dev: %p\n",
- rc, se_dev);
- return rc;
+ pr_debug("XCOPY: skip non-matching: %*ph\n",
+ XCOPY_NAA_IEEE_REGEX_LEN, tmp_dev_wwn);
+ return 0;
}
+ pr_debug("XCOPY 0xe4: located se_dev: %p\n", se_dev);
- pr_debug("Called configfs_depend_item for se_dev: %p se_dev->se_dev_group: %p\n",
- se_dev, &se_dev->dev_group);
return 1;
}
-static int target_xcopy_locate_se_dev_e4(const unsigned char *dev_wwn,
- struct se_device **found_dev)
+static int target_xcopy_locate_se_dev_e4(struct se_session *sess,
+ const unsigned char *dev_wwn,
+ struct se_device **_found_dev,
+ struct percpu_ref **_found_lun_ref)
{
- struct xcopy_dev_search_info info;
- int ret;
-
- memset(&info, 0, sizeof(info));
- info.dev_wwn = dev_wwn;
-
- ret = target_for_each_device(target_xcopy_locate_se_dev_e4_iter, &info);
- if (ret == 1) {
- *found_dev = info.found_dev;
- return 0;
- } else {
- pr_debug_ratelimited("Unable to locate 0xe4 descriptor for EXTENDED_COPY\n");
- return -EINVAL;
+ struct se_dev_entry *deve;
+ struct se_node_acl *nacl;
+ struct se_lun *this_lun = NULL;
+ struct se_device *found_dev = NULL;
+
+ /* cmd with NULL sess indicates no associated $FABRIC_MOD */
+ if (!sess)
+ goto err_out;
+
+ pr_debug("XCOPY 0xe4: searching for: %*ph\n",
+ XCOPY_NAA_IEEE_REGEX_LEN, dev_wwn);
+
+ nacl = sess->se_node_acl;
+ rcu_read_lock();
+ hlist_for_each_entry_rcu(deve, &nacl->lun_entry_hlist, link) {
+ struct se_device *this_dev;
+ int rc;
+
+ this_lun = rcu_dereference(deve->se_lun);
+ this_dev = rcu_dereference_raw(this_lun->lun_se_dev);
+
+ rc = target_xcopy_locate_se_dev_e4_iter(this_dev, dev_wwn);
+ if (rc) {
+ if (percpu_ref_tryget_live(&this_lun->lun_ref))
+ found_dev = this_dev;
+ break;
+ }
}
+ rcu_read_unlock();
+ if (found_dev == NULL)
+ goto err_out;
+
+ pr_debug("lun_ref held for se_dev: %p se_dev->se_dev_group: %p\n",
+ found_dev, &found_dev->dev_group);
+ *_found_dev = found_dev;
+ *_found_lun_ref = &this_lun->lun_ref;
+ return 0;
+err_out:
+ pr_debug_ratelimited("Unable to locate 0xe4 descriptor for EXTENDED_COPY\n");
+ return -EINVAL;
}
static int target_xcopy_parse_tiddesc_e4(struct se_cmd *se_cmd, struct xcopy_op *xop,
@@ -246,12 +269,16 @@ static int target_xcopy_parse_target_descriptors(struct se_cmd *se_cmd,
switch (xop->op_origin) {
case XCOL_SOURCE_RECV_OP:
- rc = target_xcopy_locate_se_dev_e4(xop->dst_tid_wwn,
- &xop->dst_dev);
+ rc = target_xcopy_locate_se_dev_e4(se_cmd->se_sess,
+ xop->dst_tid_wwn,
+ &xop->dst_dev,
+ &xop->remote_lun_ref);
break;
case XCOL_DEST_RECV_OP:
- rc = target_xcopy_locate_se_dev_e4(xop->src_tid_wwn,
- &xop->src_dev);
+ rc = target_xcopy_locate_se_dev_e4(se_cmd->se_sess,
+ xop->src_tid_wwn,
+ &xop->src_dev,
+ &xop->remote_lun_ref);
break;
default:
pr_err("XCOPY CSCD descriptor IDs not found in CSCD list - "
@@ -391,18 +418,12 @@ static int xcopy_pt_get_cmd_state(struct se_cmd *se_cmd)
static void xcopy_pt_undepend_remotedev(struct xcopy_op *xop)
{
- struct se_device *remote_dev;
-
if (xop->op_origin == XCOL_SOURCE_RECV_OP)
- remote_dev = xop->dst_dev;
+ pr_debug("putting dst lun_ref for %p\n", xop->dst_dev);
else
- remote_dev = xop->src_dev;
-
- pr_debug("Calling configfs_undepend_item for"
- " remote_dev: %p remote_dev->dev_group: %p\n",
- remote_dev, &remote_dev->dev_group.cg_item);
+ pr_debug("putting src lun_ref for %p\n", xop->src_dev);
- target_undepend_item(&remote_dev->dev_group.cg_item);
+ percpu_ref_put(xop->remote_lun_ref);
}
static void xcopy_pt_release_cmd(struct se_cmd *se_cmd)
diff --git a/drivers/target/target_core_xcopy.h b/drivers/target/target_core_xcopy.h
index c56a1bde9417..e5f20005179a 100644
--- a/drivers/target/target_core_xcopy.h
+++ b/drivers/target/target_core_xcopy.h
@@ -27,6 +27,7 @@ struct xcopy_op {
struct se_device *dst_dev;
unsigned char dst_tid_wwn[XCOPY_NAA_IEEE_REGEX_LEN];
unsigned char local_dev_wwn[XCOPY_NAA_IEEE_REGEX_LEN];
+ struct percpu_ref *remote_lun_ref;
sector_t src_lba;
sector_t dst_lba;
diff --git a/drivers/usb/chipidea/ci_hdrc_imx.c b/drivers/usb/chipidea/ci_hdrc_imx.c
index 5e07a0a86d11..ee565bdb44d6 100644
--- a/drivers/usb/chipidea/ci_hdrc_imx.c
+++ b/drivers/usb/chipidea/ci_hdrc_imx.c
@@ -139,9 +139,13 @@ static struct imx_usbmisc_data *usbmisc_get_init_data(struct device *dev)
misc_pdev = of_find_device_by_node(args.np);
of_node_put(args.np);
- if (!misc_pdev || !platform_get_drvdata(misc_pdev))
+ if (!misc_pdev)
return ERR_PTR(-EPROBE_DEFER);
+ if (!platform_get_drvdata(misc_pdev)) {
+ put_device(&misc_pdev->dev);
+ return ERR_PTR(-EPROBE_DEFER);
+ }
data->dev = &misc_pdev->dev;
/*
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index f52f1bc0559f..781905745812 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -1895,6 +1895,10 @@ static const struct usb_device_id acm_ids[] = {
{ USB_DEVICE(0x04d8, 0xfd08),
.driver_info = IGNORE_DEVICE,
},
+
+ { USB_DEVICE(0x04d8, 0xf58b),
+ .driver_info = IGNORE_DEVICE,
+ },
#endif
/*Samsung phone in firmware update mode */
diff --git a/drivers/usb/class/cdc-wdm.c b/drivers/usb/class/cdc-wdm.c
index 02d0cfd23bb2..508b1c3f8b73 100644
--- a/drivers/usb/class/cdc-wdm.c
+++ b/drivers/usb/class/cdc-wdm.c
@@ -465,13 +465,23 @@ static int service_outstanding_interrupt(struct wdm_device *desc)
if (!desc->resp_count || !--desc->resp_count)
goto out;
+ if (test_bit(WDM_DISCONNECTING, &desc->flags)) {
+ rv = -ENODEV;
+ goto out;
+ }
+ if (test_bit(WDM_RESETTING, &desc->flags)) {
+ rv = -EIO;
+ goto out;
+ }
+
set_bit(WDM_RESPONDING, &desc->flags);
spin_unlock_irq(&desc->iuspin);
rv = usb_submit_urb(desc->response, GFP_KERNEL);
spin_lock_irq(&desc->iuspin);
if (rv) {
- dev_err(&desc->intf->dev,
- "usb_submit_urb failed with result %d\n", rv);
+ if (!test_bit(WDM_DISCONNECTING, &desc->flags))
+ dev_err(&desc->intf->dev,
+ "usb_submit_urb failed with result %d\n", rv);
/* make sure the next notification trigger a submit */
clear_bit(WDM_RESPONDING, &desc->flags);
@@ -1027,9 +1037,9 @@ static void wdm_disconnect(struct usb_interface *intf)
wake_up_all(&desc->wait);
mutex_lock(&desc->rlock);
mutex_lock(&desc->wlock);
- kill_urbs(desc);
cancel_work_sync(&desc->rxwork);
cancel_work_sync(&desc->service_outs_intr);
+ kill_urbs(desc);
mutex_unlock(&desc->wlock);
mutex_unlock(&desc->rlock);
diff --git a/drivers/usb/class/usblp.c b/drivers/usb/class/usblp.c
index 67cbd42421be..134dc2005ce9 100644
--- a/drivers/usb/class/usblp.c
+++ b/drivers/usb/class/usblp.c
@@ -274,8 +274,25 @@ static int usblp_ctrl_msg(struct usblp *usblp, int request, int type, int dir, i
#define usblp_reset(usblp)\
usblp_ctrl_msg(usblp, USBLP_REQ_RESET, USB_TYPE_CLASS, USB_DIR_OUT, USB_RECIP_OTHER, 0, NULL, 0)
-#define usblp_hp_channel_change_request(usblp, channel, buffer) \
- usblp_ctrl_msg(usblp, USBLP_REQ_HP_CHANNEL_CHANGE_REQUEST, USB_TYPE_VENDOR, USB_DIR_IN, USB_RECIP_INTERFACE, channel, buffer, 1)
+static int usblp_hp_channel_change_request(struct usblp *usblp, int channel, u8 *new_channel)
+{
+ u8 *buf;
+ int ret;
+
+ buf = kzalloc(1, GFP_KERNEL);
+ if (!buf)
+ return -ENOMEM;
+
+ ret = usblp_ctrl_msg(usblp, USBLP_REQ_HP_CHANNEL_CHANGE_REQUEST,
+ USB_TYPE_VENDOR, USB_DIR_IN, USB_RECIP_INTERFACE,
+ channel, buf, 1);
+ if (ret == 0)
+ *new_channel = buf[0];
+
+ kfree(buf);
+
+ return ret;
+}
/*
* See the description for usblp_select_alts() below for the usage
diff --git a/drivers/usb/dwc3/core.h b/drivers/usb/dwc3/core.h
index 2f95f08ca511..1b241f937d8f 100644
--- a/drivers/usb/dwc3/core.h
+++ b/drivers/usb/dwc3/core.h
@@ -285,6 +285,7 @@
/* Global USB2 PHY Vendor Control Register */
#define DWC3_GUSB2PHYACC_NEWREGREQ BIT(25)
+#define DWC3_GUSB2PHYACC_DONE BIT(24)
#define DWC3_GUSB2PHYACC_BUSY BIT(23)
#define DWC3_GUSB2PHYACC_WRITE BIT(22)
#define DWC3_GUSB2PHYACC_ADDR(n) (n << 16)
diff --git a/drivers/usb/dwc3/dwc3-meson-g12a.c b/drivers/usb/dwc3/dwc3-meson-g12a.c
index 417e05381b5d..bdf1f98dfad8 100644
--- a/drivers/usb/dwc3/dwc3-meson-g12a.c
+++ b/drivers/usb/dwc3/dwc3-meson-g12a.c
@@ -754,7 +754,7 @@ static int dwc3_meson_g12a_probe(struct platform_device *pdev)
ret = priv->drvdata->setup_regmaps(priv, base);
if (ret)
- return ret;
+ goto err_disable_clks;
if (priv->vbus) {
ret = regulator_enable(priv->vbus);
diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c
index 78cb4db8a6e4..ee44321fee38 100644
--- a/drivers/usb/dwc3/gadget.c
+++ b/drivers/usb/dwc3/gadget.c
@@ -1763,6 +1763,8 @@ static int dwc3_gadget_ep_dequeue(struct usb_ep *ep,
list_for_each_entry_safe(r, t, &dep->started_list, list)
dwc3_gadget_move_cancelled_request(r);
+ dep->flags &= ~DWC3_EP_WAIT_TRANSFER_COMPLETE;
+
goto out;
}
}
@@ -2083,6 +2085,7 @@ static int dwc3_gadget_run_stop(struct dwc3 *dwc, int is_on, int suspend)
static void dwc3_gadget_disable_irq(struct dwc3 *dwc);
static void __dwc3_gadget_stop(struct dwc3 *dwc);
+static int __dwc3_gadget_start(struct dwc3 *dwc);
static int dwc3_gadget_pullup(struct usb_gadget *g, int is_on)
{
@@ -2145,6 +2148,8 @@ static int dwc3_gadget_pullup(struct usb_gadget *g, int is_on)
dwc->ev_buf->lpos = (dwc->ev_buf->lpos + count) %
dwc->ev_buf->length;
}
+ } else {
+ __dwc3_gadget_start(dwc);
}
ret = dwc3_gadget_run_stop(dwc, is_on, false);
@@ -2319,10 +2324,6 @@ static int dwc3_gadget_start(struct usb_gadget *g,
}
dwc->gadget_driver = driver;
-
- if (pm_runtime_active(dwc->dev))
- __dwc3_gadget_start(dwc);
-
spin_unlock_irqrestore(&dwc->lock, flags);
return 0;
@@ -2348,13 +2349,6 @@ static int dwc3_gadget_stop(struct usb_gadget *g)
unsigned long flags;
spin_lock_irqsave(&dwc->lock, flags);
-
- if (pm_runtime_suspended(dwc->dev))
- goto out;
-
- __dwc3_gadget_stop(dwc);
-
-out:
dwc->gadget_driver = NULL;
spin_unlock_irqrestore(&dwc->lock, flags);
diff --git a/drivers/usb/dwc3/ulpi.c b/drivers/usb/dwc3/ulpi.c
index aa213c9815f6..f23f4c9a557e 100644
--- a/drivers/usb/dwc3/ulpi.c
+++ b/drivers/usb/dwc3/ulpi.c
@@ -7,6 +7,8 @@
* Author: Heikki Krogerus <heikki.krogerus@...ux.intel.com>
*/
+#include <linux/delay.h>
+#include <linux/time64.h>
#include <linux/ulpi/regs.h>
#include "core.h"
@@ -17,14 +19,28 @@
DWC3_GUSB2PHYACC_ADDR(ULPI_ACCESS_EXTENDED) | \
DWC3_GUSB2PHYACC_EXTEND_ADDR(a) : DWC3_GUSB2PHYACC_ADDR(a))
-static int dwc3_ulpi_busyloop(struct dwc3 *dwc)
+#define DWC3_ULPI_BASE_DELAY DIV_ROUND_UP(NSEC_PER_SEC, 60000000L)
+
+static int dwc3_ulpi_busyloop(struct dwc3 *dwc, u8 addr, bool read)
{
- unsigned int count = 1000;
+ unsigned long ns = 5L * DWC3_ULPI_BASE_DELAY;
+ unsigned int count = 10000;
u32 reg;
+ if (addr >= ULPI_EXT_VENDOR_SPECIFIC)
+ ns += DWC3_ULPI_BASE_DELAY;
+
+ if (read)
+ ns += DWC3_ULPI_BASE_DELAY;
+
+ reg = dwc3_readl(dwc->regs, DWC3_GUSB2PHYCFG(0));
+ if (reg & DWC3_GUSB2PHYCFG_SUSPHY)
+ usleep_range(1000, 1200);
+
while (count--) {
+ ndelay(ns);
reg = dwc3_readl(dwc->regs, DWC3_GUSB2PHYACC(0));
- if (!(reg & DWC3_GUSB2PHYACC_BUSY))
+ if (reg & DWC3_GUSB2PHYACC_DONE)
return 0;
cpu_relax();
}
@@ -38,16 +54,10 @@ static int dwc3_ulpi_read(struct device *dev, u8 addr)
u32 reg;
int ret;
- reg = dwc3_readl(dwc->regs, DWC3_GUSB2PHYCFG(0));
- if (reg & DWC3_GUSB2PHYCFG_SUSPHY) {
- reg &= ~DWC3_GUSB2PHYCFG_SUSPHY;
- dwc3_writel(dwc->regs, DWC3_GUSB2PHYCFG(0), reg);
- }
-
reg = DWC3_GUSB2PHYACC_NEWREGREQ | DWC3_ULPI_ADDR(addr);
dwc3_writel(dwc->regs, DWC3_GUSB2PHYACC(0), reg);
- ret = dwc3_ulpi_busyloop(dwc);
+ ret = dwc3_ulpi_busyloop(dwc, addr, true);
if (ret)
return ret;
@@ -61,17 +71,11 @@ static int dwc3_ulpi_write(struct device *dev, u8 addr, u8 val)
struct dwc3 *dwc = dev_get_drvdata(dev);
u32 reg;
- reg = dwc3_readl(dwc->regs, DWC3_GUSB2PHYCFG(0));
- if (reg & DWC3_GUSB2PHYCFG_SUSPHY) {
- reg &= ~DWC3_GUSB2PHYCFG_SUSPHY;
- dwc3_writel(dwc->regs, DWC3_GUSB2PHYCFG(0), reg);
- }
-
reg = DWC3_GUSB2PHYACC_NEWREGREQ | DWC3_ULPI_ADDR(addr);
reg |= DWC3_GUSB2PHYACC_WRITE | val;
dwc3_writel(dwc->regs, DWC3_GUSB2PHYACC(0), reg);
- return dwc3_ulpi_busyloop(dwc);
+ return dwc3_ulpi_busyloop(dwc, addr, false);
}
static const struct ulpi_ops dwc3_ulpi_ops = {
diff --git a/drivers/usb/gadget/Kconfig b/drivers/usb/gadget/Kconfig
index 7e47e6223089..2d152571a7de 100644
--- a/drivers/usb/gadget/Kconfig
+++ b/drivers/usb/gadget/Kconfig
@@ -265,6 +265,7 @@ config USB_CONFIGFS_NCM
depends on NET
select USB_U_ETHER
select USB_F_NCM
+ select CRC32
help
NCM is an advanced protocol for Ethernet encapsulation, allows
grouping of several ethernet frames into one USB transfer and
@@ -314,6 +315,7 @@ config USB_CONFIGFS_EEM
depends on NET
select USB_U_ETHER
select USB_F_EEM
+ select CRC32
help
CDC EEM is a newer USB standard that is somewhat simpler than CDC ECM
and therefore can be supported by more hardware. Technically ECM and
diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c
index c6d455f2bb92..1a556a628971 100644
--- a/drivers/usb/gadget/composite.c
+++ b/drivers/usb/gadget/composite.c
@@ -392,8 +392,11 @@ int usb_function_deactivate(struct usb_function *function)
spin_lock_irqsave(&cdev->lock, flags);
- if (cdev->deactivations == 0)
+ if (cdev->deactivations == 0) {
+ spin_unlock_irqrestore(&cdev->lock, flags);
status = usb_gadget_deactivate(cdev->gadget);
+ spin_lock_irqsave(&cdev->lock, flags);
+ }
if (status == 0)
cdev->deactivations++;
@@ -424,8 +427,11 @@ int usb_function_activate(struct usb_function *function)
status = -EINVAL;
else {
cdev->deactivations--;
- if (cdev->deactivations == 0)
+ if (cdev->deactivations == 0) {
+ spin_unlock_irqrestore(&cdev->lock, flags);
status = usb_gadget_activate(cdev->gadget);
+ spin_lock_irqsave(&cdev->lock, flags);
+ }
}
spin_unlock_irqrestore(&cdev->lock, flags);
diff --git a/drivers/usb/gadget/configfs.c b/drivers/usb/gadget/configfs.c
index 56051bb97349..36ffb43f9c1a 100644
--- a/drivers/usb/gadget/configfs.c
+++ b/drivers/usb/gadget/configfs.c
@@ -221,9 +221,16 @@ static ssize_t gadget_dev_desc_bcdUSB_store(struct config_item *item,
static ssize_t gadget_dev_desc_UDC_show(struct config_item *item, char *page)
{
- char *udc_name = to_gadget_info(item)->composite.gadget_driver.udc_name;
+ struct gadget_info *gi = to_gadget_info(item);
+ char *udc_name;
+ int ret;
+
+ mutex_lock(&gi->lock);
+ udc_name = gi->composite.gadget_driver.udc_name;
+ ret = sprintf(page, "%s\n", udc_name ?: "");
+ mutex_unlock(&gi->lock);
- return sprintf(page, "%s\n", udc_name ?: "");
+ return ret;
}
static int unregister_gadget(struct gadget_info *gi)
@@ -1248,9 +1255,9 @@ static void purge_configs_funcs(struct gadget_info *gi)
cfg = container_of(c, struct config_usb_cfg, c);
- list_for_each_entry_safe(f, tmp, &c->functions, list) {
+ list_for_each_entry_safe_reverse(f, tmp, &c->functions, list) {
- list_move_tail(&f->list, &cfg->func_list);
+ list_move(&f->list, &cfg->func_list);
if (f->unbind) {
dev_dbg(&gi->cdev.gadget->dev,
"unbind function '%s'/%p\n",
@@ -1536,7 +1543,7 @@ static const struct usb_gadget_driver configfs_driver_template = {
.suspend = configfs_composite_suspend,
.resume = configfs_composite_resume,
- .max_speed = USB_SPEED_SUPER,
+ .max_speed = USB_SPEED_SUPER_PLUS,
.driver = {
.owner = THIS_MODULE,
.name = "configfs-gadget",
@@ -1576,7 +1583,7 @@ static struct config_group *gadgets_make(
gi->composite.unbind = configfs_do_nothing;
gi->composite.suspend = NULL;
gi->composite.resume = NULL;
- gi->composite.max_speed = USB_SPEED_SUPER;
+ gi->composite.max_speed = USB_SPEED_SUPER_PLUS;
spin_lock_init(&gi->spinlock);
mutex_init(&gi->lock);
diff --git a/drivers/usb/gadget/function/f_printer.c b/drivers/usb/gadget/function/f_printer.c
index 64a4112068fc..2f1eb2e81d30 100644
--- a/drivers/usb/gadget/function/f_printer.c
+++ b/drivers/usb/gadget/function/f_printer.c
@@ -1162,6 +1162,7 @@ static int printer_func_bind(struct usb_configuration *c,
printer_req_free(dev->in_ep, req);
}
+ usb_free_all_descriptors(f);
return ret;
}
diff --git a/drivers/usb/gadget/function/f_uac2.c b/drivers/usb/gadget/function/f_uac2.c
index 3633df6d7610..5d960b6603b6 100644
--- a/drivers/usb/gadget/function/f_uac2.c
+++ b/drivers/usb/gadget/function/f_uac2.c
@@ -271,7 +271,7 @@ static struct usb_endpoint_descriptor fs_epout_desc = {
.bEndpointAddress = USB_DIR_OUT,
.bmAttributes = USB_ENDPOINT_XFER_ISOC | USB_ENDPOINT_SYNC_ASYNC,
- .wMaxPacketSize = cpu_to_le16(1023),
+ /* .wMaxPacketSize = DYNAMIC */
.bInterval = 1,
};
@@ -280,7 +280,7 @@ static struct usb_endpoint_descriptor hs_epout_desc = {
.bDescriptorType = USB_DT_ENDPOINT,
.bmAttributes = USB_ENDPOINT_XFER_ISOC | USB_ENDPOINT_SYNC_ASYNC,
- .wMaxPacketSize = cpu_to_le16(1024),
+ /* .wMaxPacketSize = DYNAMIC */
.bInterval = 4,
};
@@ -348,7 +348,7 @@ static struct usb_endpoint_descriptor fs_epin_desc = {
.bEndpointAddress = USB_DIR_IN,
.bmAttributes = USB_ENDPOINT_XFER_ISOC | USB_ENDPOINT_SYNC_ASYNC,
- .wMaxPacketSize = cpu_to_le16(1023),
+ /* .wMaxPacketSize = DYNAMIC */
.bInterval = 1,
};
@@ -357,7 +357,7 @@ static struct usb_endpoint_descriptor hs_epin_desc = {
.bDescriptorType = USB_DT_ENDPOINT,
.bmAttributes = USB_ENDPOINT_XFER_ISOC | USB_ENDPOINT_SYNC_ASYNC,
- .wMaxPacketSize = cpu_to_le16(1024),
+ /* .wMaxPacketSize = DYNAMIC */
.bInterval = 4,
};
@@ -444,12 +444,28 @@ struct cntrl_range_lay3 {
__le32 dRES;
} __packed;
-static void set_ep_max_packet_size(const struct f_uac2_opts *uac2_opts,
+static int set_ep_max_packet_size(const struct f_uac2_opts *uac2_opts,
struct usb_endpoint_descriptor *ep_desc,
- unsigned int factor, bool is_playback)
+ enum usb_device_speed speed, bool is_playback)
{
int chmask, srate, ssize;
- u16 max_packet_size;
+ u16 max_size_bw, max_size_ep;
+ unsigned int factor;
+
+ switch (speed) {
+ case USB_SPEED_FULL:
+ max_size_ep = 1023;
+ factor = 1000;
+ break;
+
+ case USB_SPEED_HIGH:
+ max_size_ep = 1024;
+ factor = 8000;
+ break;
+
+ default:
+ return -EINVAL;
+ }
if (is_playback) {
chmask = uac2_opts->p_chmask;
@@ -461,10 +477,12 @@ static void set_ep_max_packet_size(const struct f_uac2_opts *uac2_opts,
ssize = uac2_opts->c_ssize;
}
- max_packet_size = num_channels(chmask) * ssize *
+ max_size_bw = num_channels(chmask) * ssize *
DIV_ROUND_UP(srate, factor / (1 << (ep_desc->bInterval - 1)));
- ep_desc->wMaxPacketSize = cpu_to_le16(min_t(u16, max_packet_size,
- le16_to_cpu(ep_desc->wMaxPacketSize)));
+ ep_desc->wMaxPacketSize = cpu_to_le16(min_t(u16, max_size_bw,
+ max_size_ep));
+
+ return 0;
}
/* Use macro to overcome line length limitation */
@@ -670,10 +688,33 @@ afunc_bind(struct usb_configuration *cfg, struct usb_function *fn)
}
/* Calculate wMaxPacketSize according to audio bandwidth */
- set_ep_max_packet_size(uac2_opts, &fs_epin_desc, 1000, true);
- set_ep_max_packet_size(uac2_opts, &fs_epout_desc, 1000, false);
- set_ep_max_packet_size(uac2_opts, &hs_epin_desc, 8000, true);
- set_ep_max_packet_size(uac2_opts, &hs_epout_desc, 8000, false);
+ ret = set_ep_max_packet_size(uac2_opts, &fs_epin_desc, USB_SPEED_FULL,
+ true);
+ if (ret < 0) {
+ dev_err(dev, "%s:%d Error!\n", __func__, __LINE__);
+ return ret;
+ }
+
+ ret = set_ep_max_packet_size(uac2_opts, &fs_epout_desc, USB_SPEED_FULL,
+ false);
+ if (ret < 0) {
+ dev_err(dev, "%s:%d Error!\n", __func__, __LINE__);
+ return ret;
+ }
+
+ ret = set_ep_max_packet_size(uac2_opts, &hs_epin_desc, USB_SPEED_HIGH,
+ true);
+ if (ret < 0) {
+ dev_err(dev, "%s:%d Error!\n", __func__, __LINE__);
+ return ret;
+ }
+
+ ret = set_ep_max_packet_size(uac2_opts, &hs_epout_desc, USB_SPEED_HIGH,
+ false);
+ if (ret < 0) {
+ dev_err(dev, "%s:%d Error!\n", __func__, __LINE__);
+ return ret;
+ }
if (EPOUT_EN(uac2_opts)) {
agdev->out_ep = usb_ep_autoconfig(gadget, &fs_epout_desc);
diff --git a/drivers/usb/gadget/function/u_ether.c b/drivers/usb/gadget/function/u_ether.c
index 31ea76adcc0d..c019f2b0c0af 100644
--- a/drivers/usb/gadget/function/u_ether.c
+++ b/drivers/usb/gadget/function/u_ether.c
@@ -45,9 +45,10 @@
#define UETH__VERSION "29-May-2008"
/* Experiments show that both Linux and Windows hosts allow up to 16k
- * frame sizes. Set the max size to 15k+52 to prevent allocating 32k
+ * frame sizes. Set the max MTU size to 15k+52 to prevent allocating 32k
* blocks and still have efficient handling. */
-#define GETHER_MAX_ETH_FRAME_LEN 15412
+#define GETHER_MAX_MTU_SIZE 15412
+#define GETHER_MAX_ETH_FRAME_LEN (GETHER_MAX_MTU_SIZE + ETH_HLEN)
struct eth_dev {
/* lock is held while accessing port_usb
@@ -786,7 +787,7 @@ struct eth_dev *gether_setup_name(struct usb_gadget *g,
/* MTU range: 14 - 15412 */
net->min_mtu = ETH_HLEN;
- net->max_mtu = GETHER_MAX_ETH_FRAME_LEN;
+ net->max_mtu = GETHER_MAX_MTU_SIZE;
dev->gadget = g;
SET_NETDEV_DEV(net, &g->dev);
@@ -848,7 +849,7 @@ struct net_device *gether_setup_name_default(const char *netname)
/* MTU range: 14 - 15412 */
net->min_mtu = ETH_HLEN;
- net->max_mtu = GETHER_MAX_ETH_FRAME_LEN;
+ net->max_mtu = GETHER_MAX_MTU_SIZE;
return net;
}
diff --git a/drivers/usb/gadget/legacy/acm_ms.c b/drivers/usb/gadget/legacy/acm_ms.c
index 59be2d8417c9..e8033e5f0c18 100644
--- a/drivers/usb/gadget/legacy/acm_ms.c
+++ b/drivers/usb/gadget/legacy/acm_ms.c
@@ -200,8 +200,10 @@ static int acm_ms_bind(struct usb_composite_dev *cdev)
struct usb_descriptor_header *usb_desc;
usb_desc = usb_otg_descriptor_alloc(gadget);
- if (!usb_desc)
+ if (!usb_desc) {
+ status = -ENOMEM;
goto fail_string_ids;
+ }
usb_otg_descriptor_init(gadget, usb_desc);
otg_desc[0] = usb_desc;
otg_desc[1] = NULL;
diff --git a/drivers/usb/gadget/udc/dummy_hcd.c b/drivers/usb/gadget/udc/dummy_hcd.c
index 99c1ebe86f6a..016937579ed9 100644
--- a/drivers/usb/gadget/udc/dummy_hcd.c
+++ b/drivers/usb/gadget/udc/dummy_hcd.c
@@ -2114,9 +2114,21 @@ static int dummy_hub_control(
dum_hcd->port_status &= ~USB_PORT_STAT_POWER;
set_link_state(dum_hcd);
break;
- default:
+ case USB_PORT_FEAT_ENABLE:
+ case USB_PORT_FEAT_C_ENABLE:
+ case USB_PORT_FEAT_C_SUSPEND:
+ /* Not allowed for USB-3 */
+ if (hcd->speed == HCD_USB3)
+ goto error;
+ fallthrough;
+ case USB_PORT_FEAT_C_CONNECTION:
+ case USB_PORT_FEAT_C_RESET:
dum_hcd->port_status &= ~(1 << wValue);
set_link_state(dum_hcd);
+ break;
+ default:
+ /* Disallow INDICATOR and C_OVER_CURRENT */
+ goto error;
}
break;
case GetHubDescriptor:
@@ -2277,18 +2289,17 @@ static int dummy_hub_control(
*/
dum_hcd->re_timeout = jiffies + msecs_to_jiffies(50);
fallthrough;
+ case USB_PORT_FEAT_C_CONNECTION:
+ case USB_PORT_FEAT_C_RESET:
+ case USB_PORT_FEAT_C_ENABLE:
+ case USB_PORT_FEAT_C_SUSPEND:
+ /* Not allowed for USB-3, and ignored for USB-2 */
+ if (hcd->speed == HCD_USB3)
+ goto error;
+ break;
default:
- if (hcd->speed == HCD_USB3) {
- if ((dum_hcd->port_status &
- USB_SS_PORT_STAT_POWER) != 0) {
- dum_hcd->port_status |= (1 << wValue);
- }
- } else
- if ((dum_hcd->port_status &
- USB_PORT_STAT_POWER) != 0) {
- dum_hcd->port_status |= (1 << wValue);
- }
- set_link_state(dum_hcd);
+ /* Disallow TEST, INDICATOR, and C_OVER_CURRENT */
+ goto error;
}
break;
case GetPortErrorCount:
diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c
index d4a8d0efbbc4..73f1373d517a 100644
--- a/drivers/usb/host/xhci.c
+++ b/drivers/usb/host/xhci.c
@@ -4646,19 +4646,19 @@ static u16 xhci_calculate_u1_timeout(struct xhci_hcd *xhci,
{
unsigned long long timeout_ns;
+ if (xhci->quirks & XHCI_INTEL_HOST)
+ timeout_ns = xhci_calculate_intel_u1_timeout(udev, desc);
+ else
+ timeout_ns = udev->u1_params.sel;
+
/* Prevent U1 if service interval is shorter than U1 exit latency */
if (usb_endpoint_xfer_int(desc) || usb_endpoint_xfer_isoc(desc)) {
- if (xhci_service_interval_to_ns(desc) <= udev->u1_params.mel) {
+ if (xhci_service_interval_to_ns(desc) <= timeout_ns) {
dev_dbg(&udev->dev, "Disable U1, ESIT shorter than exit latency\n");
return USB3_LPM_DISABLED;
}
}
- if (xhci->quirks & XHCI_INTEL_HOST)
- timeout_ns = xhci_calculate_intel_u1_timeout(udev, desc);
- else
- timeout_ns = udev->u1_params.sel;
-
/* The U1 timeout is encoded in 1us intervals.
* Don't return a timeout of zero, because that's USB3_LPM_DISABLED.
*/
@@ -4710,19 +4710,19 @@ static u16 xhci_calculate_u2_timeout(struct xhci_hcd *xhci,
{
unsigned long long timeout_ns;
+ if (xhci->quirks & XHCI_INTEL_HOST)
+ timeout_ns = xhci_calculate_intel_u2_timeout(udev, desc);
+ else
+ timeout_ns = udev->u2_params.sel;
+
/* Prevent U2 if service interval is shorter than U2 exit latency */
if (usb_endpoint_xfer_int(desc) || usb_endpoint_xfer_isoc(desc)) {
- if (xhci_service_interval_to_ns(desc) <= udev->u2_params.mel) {
+ if (xhci_service_interval_to_ns(desc) <= timeout_ns) {
dev_dbg(&udev->dev, "Disable U2, ESIT shorter than exit latency\n");
return USB3_LPM_DISABLED;
}
}
- if (xhci->quirks & XHCI_INTEL_HOST)
- timeout_ns = xhci_calculate_intel_u2_timeout(udev, desc);
- else
- timeout_ns = udev->u2_params.sel;
-
/* The U2 timeout is encoded in 256us intervals */
timeout_ns = DIV_ROUND_UP_ULL(timeout_ns, 256 * 1000);
/* If the necessary timeout value is bigger than what we can set in the
diff --git a/drivers/usb/misc/yurex.c b/drivers/usb/misc/yurex.c
index e3165d79b5f6..6c3d760bd4dd 100644
--- a/drivers/usb/misc/yurex.c
+++ b/drivers/usb/misc/yurex.c
@@ -495,6 +495,9 @@ static ssize_t yurex_write(struct file *file, const char __user *user_buffer,
timeout = schedule_timeout(YUREX_WRITE_TIMEOUT);
finish_wait(&dev->waitq, &wait);
+ /* make sure URB is idle after timeout or (spurious) CMD_ACK */
+ usb_kill_urb(dev->cntl_urb);
+
mutex_unlock(&dev->io_mutex);
if (retval < 0) {
diff --git a/drivers/usb/serial/iuu_phoenix.c b/drivers/usb/serial/iuu_phoenix.c
index b4ba79123d9d..c14205190e7a 100644
--- a/drivers/usb/serial/iuu_phoenix.c
+++ b/drivers/usb/serial/iuu_phoenix.c
@@ -532,23 +532,29 @@ static int iuu_uart_flush(struct usb_serial_port *port)
struct device *dev = &port->dev;
int i;
int status;
- u8 rxcmd = IUU_UART_RX;
+ u8 *rxcmd;
struct iuu_private *priv = usb_get_serial_port_data(port);
if (iuu_led(port, 0xF000, 0, 0, 0xFF) < 0)
return -EIO;
+ rxcmd = kmalloc(1, GFP_KERNEL);
+ if (!rxcmd)
+ return -ENOMEM;
+
+ rxcmd[0] = IUU_UART_RX;
+
for (i = 0; i < 2; i++) {
- status = bulk_immediate(port, &rxcmd, 1);
+ status = bulk_immediate(port, rxcmd, 1);
if (status != IUU_OPERATION_OK) {
dev_dbg(dev, "%s - uart_flush_write error\n", __func__);
- return status;
+ goto out_free;
}
status = read_immediate(port, &priv->len, 1);
if (status != IUU_OPERATION_OK) {
dev_dbg(dev, "%s - uart_flush_read error\n", __func__);
- return status;
+ goto out_free;
}
if (priv->len > 0) {
@@ -556,12 +562,16 @@ static int iuu_uart_flush(struct usb_serial_port *port)
status = read_immediate(port, priv->buf, priv->len);
if (status != IUU_OPERATION_OK) {
dev_dbg(dev, "%s - uart_flush_read error\n", __func__);
- return status;
+ goto out_free;
}
}
}
dev_dbg(dev, "%s - uart_flush_read OK!\n", __func__);
iuu_led(port, 0, 0xF000, 0, 0xFF);
+
+out_free:
+ kfree(rxcmd);
+
return status;
}
diff --git a/drivers/usb/serial/keyspan_pda.c b/drivers/usb/serial/keyspan_pda.c
index 39ed3ad32365..aec32bf06e01 100644
--- a/drivers/usb/serial/keyspan_pda.c
+++ b/drivers/usb/serial/keyspan_pda.c
@@ -555,10 +555,8 @@ static int keyspan_pda_write(struct tty_struct *tty,
static void keyspan_pda_write_bulk_callback(struct urb *urb)
{
struct usb_serial_port *port = urb->context;
- struct keyspan_pda_private *priv;
set_bit(0, &port->write_urbs_free);
- priv = usb_get_serial_port_data(port);
/* queue up a wakeup at scheduler time */
usb_serial_port_softint(port);
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index 2c21e34235bb..3fe959104311 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -1117,6 +1117,8 @@ static const struct usb_device_id option_ids[] = {
{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM12, 0xff, 0xff, 0xff),
.driver_info = RSVD(1) | RSVD(2) | RSVD(3) | RSVD(4) | NUMEP2 },
{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_EM12, 0xff, 0, 0) },
+ { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, 0x0620, 0xff, 0xff, 0x30) }, /* EM160R-GL */
+ { USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, 0x0620, 0xff, 0, 0) },
{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_RM500Q, 0xff, 0xff, 0x30) },
{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_RM500Q, 0xff, 0, 0) },
{ USB_DEVICE_AND_INTERFACE_INFO(QUECTEL_VENDOR_ID, QUECTEL_PRODUCT_RM500Q, 0xff, 0xff, 0x10),
@@ -2057,6 +2059,7 @@ static const struct usb_device_id option_ids[] = {
{ USB_DEVICE_INTERFACE_CLASS(0x2cb7, 0x0105, 0xff), /* Fibocom NL678 series */
.driver_info = RSVD(6) },
{ USB_DEVICE_INTERFACE_CLASS(0x2cb7, 0x01a0, 0xff) }, /* Fibocom NL668-AM/NL652-EU (laptop MBIM) */
+ { USB_DEVICE_INTERFACE_CLASS(0x2df3, 0x9d03, 0xff) }, /* LongSung M5710 */
{ USB_DEVICE_INTERFACE_CLASS(0x305a, 0x1404, 0xff) }, /* GosunCn GM500 RNDIS */
{ USB_DEVICE_INTERFACE_CLASS(0x305a, 0x1405, 0xff) }, /* GosunCn GM500 MBIM */
{ USB_DEVICE_INTERFACE_CLASS(0x305a, 0x1406, 0xff) }, /* GosunCn GM500 ECM/NCM */
diff --git a/drivers/usb/storage/unusual_uas.h b/drivers/usb/storage/unusual_uas.h
index 870e9cf3d5dc..f9677a5ec31b 100644
--- a/drivers/usb/storage/unusual_uas.h
+++ b/drivers/usb/storage/unusual_uas.h
@@ -90,6 +90,13 @@ UNUSUAL_DEV(0x152d, 0x0578, 0x0000, 0x9999,
USB_SC_DEVICE, USB_PR_DEVICE, NULL,
US_FL_BROKEN_FUA),
+/* Reported-by: Thinh Nguyen <thinhn@...opsys.com> */
+UNUSUAL_DEV(0x154b, 0xf00b, 0x0000, 0x9999,
+ "PNY",
+ "Pro Elite SSD",
+ USB_SC_DEVICE, USB_PR_DEVICE, NULL,
+ US_FL_NO_ATA_1X),
+
/* Reported-by: Thinh Nguyen <thinhn@...opsys.com> */
UNUSUAL_DEV(0x154b, 0xf00d, 0x0000, 0x9999,
"PNY",
diff --git a/drivers/usb/typec/mux/intel_pmc_mux.c b/drivers/usb/typec/mux/intel_pmc_mux.c
index d7f63b74c6b1..17896bd87fc3 100644
--- a/drivers/usb/typec/mux/intel_pmc_mux.c
+++ b/drivers/usb/typec/mux/intel_pmc_mux.c
@@ -202,10 +202,21 @@ static int
pmc_usb_mux_dp_hpd(struct pmc_usb_port *port, struct typec_displayport_data *dp)
{
u8 msg[2] = { };
+ int ret;
msg[0] = PMC_USB_DP_HPD;
msg[0] |= port->usb3_port << PMC_USB_MSG_USB3_PORT_SHIFT;
+ /* Configure HPD first if HPD,IRQ comes together */
+ if (!IOM_PORT_HPD_ASSERTED(port->iom_status) &&
+ dp->status & DP_STATUS_IRQ_HPD &&
+ dp->status & DP_STATUS_HPD_STATE) {
+ msg[1] = PMC_USB_DP_HPD_LVL;
+ ret = pmc_usb_command(port, msg, sizeof(msg));
+ if (ret)
+ return ret;
+ }
+
if (dp->status & DP_STATUS_IRQ_HPD)
msg[1] = PMC_USB_DP_HPD_IRQ;
diff --git a/drivers/usb/usbip/vhci_hcd.c b/drivers/usb/usbip/vhci_hcd.c
index 66cde5e5f796..3209b5ddd30c 100644
--- a/drivers/usb/usbip/vhci_hcd.c
+++ b/drivers/usb/usbip/vhci_hcd.c
@@ -396,6 +396,8 @@ static int vhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue,
default:
usbip_dbg_vhci_rh(" ClearPortFeature: default %x\n",
wValue);
+ if (wValue >= 32)
+ goto error;
vhci_hcd->port_status[rhport] &= ~(1 << wValue);
break;
}
diff --git a/drivers/vhost/net.c b/drivers/vhost/net.c
index 531a00d703cd..c8784dfafdd7 100644
--- a/drivers/vhost/net.c
+++ b/drivers/vhost/net.c
@@ -863,6 +863,7 @@ static void handle_tx_zerocopy(struct vhost_net *net, struct socket *sock)
size_t len, total_len = 0;
int err;
struct vhost_net_ubuf_ref *ubufs;
+ struct ubuf_info *ubuf;
bool zcopy_used;
int sent_pkts = 0;
@@ -895,9 +896,7 @@ static void handle_tx_zerocopy(struct vhost_net *net, struct socket *sock)
/* use msg_control to pass vhost zerocopy ubuf info to skb */
if (zcopy_used) {
- struct ubuf_info *ubuf;
ubuf = nvq->ubuf_info + nvq->upend_idx;
-
vq->heads[nvq->upend_idx].id = cpu_to_vhost32(vq, head);
vq->heads[nvq->upend_idx].len = VHOST_DMA_IN_PROGRESS;
ubuf->callback = vhost_zerocopy_callback;
@@ -927,7 +926,8 @@ static void handle_tx_zerocopy(struct vhost_net *net, struct socket *sock)
err = sock->ops->sendmsg(sock, &msg, len);
if (unlikely(err < 0)) {
if (zcopy_used) {
- vhost_net_ubuf_put(ubufs);
+ if (vq->heads[ubuf->desc].len == VHOST_DMA_IN_PROGRESS)
+ vhost_net_ubuf_put(ubufs);
nvq->upend_idx = ((unsigned)nvq->upend_idx - 1)
% UIO_MAXIOV;
}
diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c
index 87bd37b70738..faed0e96cec2 100644
--- a/fs/btrfs/qgroup.c
+++ b/fs/btrfs/qgroup.c
@@ -3564,16 +3564,6 @@ static int try_flush_qgroup(struct btrfs_root *root)
int ret;
bool can_commit = true;
- /*
- * We don't want to run flush again and again, so if there is a running
- * one, we won't try to start a new flush, but exit directly.
- */
- if (test_and_set_bit(BTRFS_ROOT_QGROUP_FLUSHING, &root->state)) {
- wait_event(root->qgroup_flush_wait,
- !test_bit(BTRFS_ROOT_QGROUP_FLUSHING, &root->state));
- return 0;
- }
-
/*
* If current process holds a transaction, we shouldn't flush, as we
* assume all space reservation happens before a transaction handle is
@@ -3588,6 +3578,26 @@ static int try_flush_qgroup(struct btrfs_root *root)
current->journal_info != BTRFS_SEND_TRANS_STUB)
can_commit = false;
+ /*
+ * We don't want to run flush again and again, so if there is a running
+ * one, we won't try to start a new flush, but exit directly.
+ */
+ if (test_and_set_bit(BTRFS_ROOT_QGROUP_FLUSHING, &root->state)) {
+ /*
+ * We are already holding a transaction, thus we can block other
+ * threads from flushing. So exit right now. This increases
+ * the chance of EDQUOT for heavy load and near limit cases.
+ * But we can argue that if we're already near limit, EDQUOT is
+ * unavoidable anyway.
+ */
+ if (!can_commit)
+ return 0;
+
+ wait_event(root->qgroup_flush_wait,
+ !test_bit(BTRFS_ROOT_QGROUP_FLUSHING, &root->state));
+ return 0;
+ }
+
ret = btrfs_start_delalloc_snapshot(root);
if (ret < 0)
goto out;
diff --git a/fs/btrfs/send.c b/fs/btrfs/send.c
index 340c76a12ce1..9e08ddb62968 100644
--- a/fs/btrfs/send.c
+++ b/fs/btrfs/send.c
@@ -236,6 +236,7 @@ struct waiting_dir_move {
* after this directory is moved, we can try to rmdir the ino rmdir_ino.
*/
u64 rmdir_ino;
+ u64 rmdir_gen;
bool orphanized;
};
@@ -316,7 +317,7 @@ static int is_waiting_for_move(struct send_ctx *sctx, u64 ino);
static struct waiting_dir_move *
get_waiting_dir_move(struct send_ctx *sctx, u64 ino);
-static int is_waiting_for_rm(struct send_ctx *sctx, u64 dir_ino);
+static int is_waiting_for_rm(struct send_ctx *sctx, u64 dir_ino, u64 gen);
static int need_send_hole(struct send_ctx *sctx)
{
@@ -2299,7 +2300,7 @@ static int get_cur_path(struct send_ctx *sctx, u64 ino, u64 gen,
fs_path_reset(name);
- if (is_waiting_for_rm(sctx, ino)) {
+ if (is_waiting_for_rm(sctx, ino, gen)) {
ret = gen_unique_name(sctx, ino, gen, name);
if (ret < 0)
goto out;
@@ -2858,8 +2859,8 @@ static int orphanize_inode(struct send_ctx *sctx, u64 ino, u64 gen,
return ret;
}
-static struct orphan_dir_info *
-add_orphan_dir_info(struct send_ctx *sctx, u64 dir_ino)
+static struct orphan_dir_info *add_orphan_dir_info(struct send_ctx *sctx,
+ u64 dir_ino, u64 dir_gen)
{
struct rb_node **p = &sctx->orphan_dirs.rb_node;
struct rb_node *parent = NULL;
@@ -2868,20 +2869,23 @@ add_orphan_dir_info(struct send_ctx *sctx, u64 dir_ino)
while (*p) {
parent = *p;
entry = rb_entry(parent, struct orphan_dir_info, node);
- if (dir_ino < entry->ino) {
+ if (dir_ino < entry->ino)
p = &(*p)->rb_left;
- } else if (dir_ino > entry->ino) {
+ else if (dir_ino > entry->ino)
p = &(*p)->rb_right;
- } else {
+ else if (dir_gen < entry->gen)
+ p = &(*p)->rb_left;
+ else if (dir_gen > entry->gen)
+ p = &(*p)->rb_right;
+ else
return entry;
- }
}
odi = kmalloc(sizeof(*odi), GFP_KERNEL);
if (!odi)
return ERR_PTR(-ENOMEM);
odi->ino = dir_ino;
- odi->gen = 0;
+ odi->gen = dir_gen;
odi->last_dir_index_offset = 0;
rb_link_node(&odi->node, parent, p);
@@ -2889,8 +2893,8 @@ add_orphan_dir_info(struct send_ctx *sctx, u64 dir_ino)
return odi;
}
-static struct orphan_dir_info *
-get_orphan_dir_info(struct send_ctx *sctx, u64 dir_ino)
+static struct orphan_dir_info *get_orphan_dir_info(struct send_ctx *sctx,
+ u64 dir_ino, u64 gen)
{
struct rb_node *n = sctx->orphan_dirs.rb_node;
struct orphan_dir_info *entry;
@@ -2901,15 +2905,19 @@ get_orphan_dir_info(struct send_ctx *sctx, u64 dir_ino)
n = n->rb_left;
else if (dir_ino > entry->ino)
n = n->rb_right;
+ else if (gen < entry->gen)
+ n = n->rb_left;
+ else if (gen > entry->gen)
+ n = n->rb_right;
else
return entry;
}
return NULL;
}
-static int is_waiting_for_rm(struct send_ctx *sctx, u64 dir_ino)
+static int is_waiting_for_rm(struct send_ctx *sctx, u64 dir_ino, u64 gen)
{
- struct orphan_dir_info *odi = get_orphan_dir_info(sctx, dir_ino);
+ struct orphan_dir_info *odi = get_orphan_dir_info(sctx, dir_ino, gen);
return odi != NULL;
}
@@ -2954,7 +2962,7 @@ static int can_rmdir(struct send_ctx *sctx, u64 dir, u64 dir_gen,
key.type = BTRFS_DIR_INDEX_KEY;
key.offset = 0;
- odi = get_orphan_dir_info(sctx, dir);
+ odi = get_orphan_dir_info(sctx, dir, dir_gen);
if (odi)
key.offset = odi->last_dir_index_offset;
@@ -2985,7 +2993,7 @@ static int can_rmdir(struct send_ctx *sctx, u64 dir, u64 dir_gen,
dm = get_waiting_dir_move(sctx, loc.objectid);
if (dm) {
- odi = add_orphan_dir_info(sctx, dir);
+ odi = add_orphan_dir_info(sctx, dir, dir_gen);
if (IS_ERR(odi)) {
ret = PTR_ERR(odi);
goto out;
@@ -2993,12 +3001,13 @@ static int can_rmdir(struct send_ctx *sctx, u64 dir, u64 dir_gen,
odi->gen = dir_gen;
odi->last_dir_index_offset = found_key.offset;
dm->rmdir_ino = dir;
+ dm->rmdir_gen = dir_gen;
ret = 0;
goto out;
}
if (loc.objectid > send_progress) {
- odi = add_orphan_dir_info(sctx, dir);
+ odi = add_orphan_dir_info(sctx, dir, dir_gen);
if (IS_ERR(odi)) {
ret = PTR_ERR(odi);
goto out;
@@ -3038,6 +3047,7 @@ static int add_waiting_dir_move(struct send_ctx *sctx, u64 ino, bool orphanized)
return -ENOMEM;
dm->ino = ino;
dm->rmdir_ino = 0;
+ dm->rmdir_gen = 0;
dm->orphanized = orphanized;
while (*p) {
@@ -3183,7 +3193,7 @@ static int path_loop(struct send_ctx *sctx, struct fs_path *name,
while (ino != BTRFS_FIRST_FREE_OBJECTID) {
fs_path_reset(name);
- if (is_waiting_for_rm(sctx, ino))
+ if (is_waiting_for_rm(sctx, ino, gen))
break;
if (is_waiting_for_move(sctx, ino)) {
if (*ancestor_ino == 0)
@@ -3223,6 +3233,7 @@ static int apply_dir_move(struct send_ctx *sctx, struct pending_dir_move *pm)
u64 parent_ino, parent_gen;
struct waiting_dir_move *dm = NULL;
u64 rmdir_ino = 0;
+ u64 rmdir_gen;
u64 ancestor;
bool is_orphan;
int ret;
@@ -3237,6 +3248,7 @@ static int apply_dir_move(struct send_ctx *sctx, struct pending_dir_move *pm)
dm = get_waiting_dir_move(sctx, pm->ino);
ASSERT(dm);
rmdir_ino = dm->rmdir_ino;
+ rmdir_gen = dm->rmdir_gen;
is_orphan = dm->orphanized;
free_waiting_dir_move(sctx, dm);
@@ -3273,6 +3285,7 @@ static int apply_dir_move(struct send_ctx *sctx, struct pending_dir_move *pm)
dm = get_waiting_dir_move(sctx, pm->ino);
ASSERT(dm);
dm->rmdir_ino = rmdir_ino;
+ dm->rmdir_gen = rmdir_gen;
}
goto out;
}
@@ -3291,7 +3304,7 @@ static int apply_dir_move(struct send_ctx *sctx, struct pending_dir_move *pm)
struct orphan_dir_info *odi;
u64 gen;
- odi = get_orphan_dir_info(sctx, rmdir_ino);
+ odi = get_orphan_dir_info(sctx, rmdir_ino, rmdir_gen);
if (!odi) {
/* already deleted */
goto finish;
diff --git a/include/asm-generic/Kbuild b/include/asm-generic/Kbuild
index e78bbb9a07e9..d1300c6e0a47 100644
--- a/include/asm-generic/Kbuild
+++ b/include/asm-generic/Kbuild
@@ -34,6 +34,7 @@ mandatory-y += kmap_types.h
mandatory-y += kprobes.h
mandatory-y += linkage.h
mandatory-y += local.h
+mandatory-y += local64.h
mandatory-y += mm-arch-hooks.h
mandatory-y += mmiowb.h
mandatory-y += mmu.h
diff --git a/include/linux/blk-mq.h b/include/linux/blk-mq.h
index 794b2a33a2c3..f8ea27423d1d 100644
--- a/include/linux/blk-mq.h
+++ b/include/linux/blk-mq.h
@@ -446,8 +446,8 @@ enum {
BLK_MQ_REQ_NOWAIT = (__force blk_mq_req_flags_t)(1 << 0),
/* allocate from reserved pool */
BLK_MQ_REQ_RESERVED = (__force blk_mq_req_flags_t)(1 << 1),
- /* set RQF_PREEMPT */
- BLK_MQ_REQ_PREEMPT = (__force blk_mq_req_flags_t)(1 << 3),
+ /* set RQF_PM */
+ BLK_MQ_REQ_PM = (__force blk_mq_req_flags_t)(1 << 2),
};
struct request *blk_mq_alloc_request(struct request_queue *q, unsigned int op,
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index 033eb5f73b65..542471b76f41 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -79,9 +79,6 @@ typedef __u32 __bitwise req_flags_t;
#define RQF_MQ_INFLIGHT ((__force req_flags_t)(1 << 6))
/* don't call prep for this one */
#define RQF_DONTPREP ((__force req_flags_t)(1 << 7))
-/* set for "ide_preempt" requests and also for requests for which the SCSI
- "quiesce" state must be ignored. */
-#define RQF_PREEMPT ((__force req_flags_t)(1 << 8))
/* vaguely specified driver internal error. Ignored by the block layer */
#define RQF_FAILED ((__force req_flags_t)(1 << 10))
/* don't warn about errors */
@@ -430,8 +427,7 @@ struct request_queue {
unsigned long queue_flags;
/*
* Number of contexts that have called blk_set_pm_only(). If this
- * counter is above zero then only RQF_PM and RQF_PREEMPT requests are
- * processed.
+ * counter is above zero then only RQF_PM requests are processed.
*/
atomic_t pm_only;
@@ -696,6 +692,18 @@ static inline bool queue_is_mq(struct request_queue *q)
return q->mq_ops;
}
+#ifdef CONFIG_PM
+static inline enum rpm_status queue_rpm_status(struct request_queue *q)
+{
+ return q->rpm_status;
+}
+#else
+static inline enum rpm_status queue_rpm_status(struct request_queue *q)
+{
+ return RPM_ACTIVE;
+}
+#endif
+
static inline enum blk_zoned_model
blk_queue_zoned_model(struct request_queue *q)
{
diff --git a/include/linux/intel-iommu.h b/include/linux/intel-iommu.h
index d956987ed032..94522685a0d9 100644
--- a/include/linux/intel-iommu.h
+++ b/include/linux/intel-iommu.h
@@ -758,6 +758,7 @@ struct intel_svm_dev {
struct list_head list;
struct rcu_head rcu;
struct device *dev;
+ struct intel_iommu *iommu;
struct svm_dev_ops *ops;
struct iommu_sva sva;
u32 pasid;
@@ -771,7 +772,6 @@ struct intel_svm {
struct mmu_notifier notifier;
struct mm_struct *mm;
- struct intel_iommu *iommu;
unsigned int flags;
u32 pasid;
int gpasid; /* In case that guest PASID is different from host PASID */
diff --git a/include/net/red.h b/include/net/red.h
index fc455445f4b2..932f0d79d60c 100644
--- a/include/net/red.h
+++ b/include/net/red.h
@@ -168,12 +168,14 @@ static inline void red_set_vars(struct red_vars *v)
v->qcount = -1;
}
-static inline bool red_check_params(u32 qth_min, u32 qth_max, u8 Wlog)
+static inline bool red_check_params(u32 qth_min, u32 qth_max, u8 Wlog, u8 Scell_log)
{
if (fls(qth_min) + Wlog > 32)
return false;
if (fls(qth_max) + Wlog > 32)
return false;
+ if (Scell_log >= 32)
+ return false;
if (qth_max < qth_min)
return false;
return true;
diff --git a/include/uapi/linux/bcache.h b/include/uapi/linux/bcache.h
index 52e8bcb33981..cf7399f03b71 100644
--- a/include/uapi/linux/bcache.h
+++ b/include/uapi/linux/bcache.h
@@ -213,7 +213,7 @@ struct cache_sb_disk {
__le16 keys;
};
__le64 d[SB_JOURNAL_BUCKETS]; /* journal buckets */
- __le16 bucket_size_hi;
+ __le16 obso_bucket_size_hi; /* obsoleted */
};
/*
diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index 437935e7a199..0695c7895c89 100644
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -3728,17 +3728,24 @@ static void pwq_adjust_max_active(struct pool_workqueue *pwq)
* is updated and visible.
*/
if (!freezable || !workqueue_freezing) {
+ bool kick = false;
+
pwq->max_active = wq->saved_max_active;
while (!list_empty(&pwq->delayed_works) &&
- pwq->nr_active < pwq->max_active)
+ pwq->nr_active < pwq->max_active) {
pwq_activate_first_delayed(pwq);
+ kick = true;
+ }
/*
* Need to kick a worker after thawed or an unbound wq's
- * max_active is bumped. It's a slow path. Do it always.
+ * max_active is bumped. In realtime scenarios, always kicking a
+ * worker will cause interference on the isolated cpu cores, so
+ * let's kick iff work items were activated.
*/
- wake_up_worker(pwq->pool);
+ if (kick)
+ wake_up_worker(pwq->pool);
} else {
pwq->max_active = 0;
}
diff --git a/lib/genalloc.c b/lib/genalloc.c
index 7f1244b5294a..dab97bb69df6 100644
--- a/lib/genalloc.c
+++ b/lib/genalloc.c
@@ -81,14 +81,14 @@ static int clear_bits_ll(unsigned long *addr, unsigned long mask_to_clear)
* users set the same bit, one user will return remain bits, otherwise
* return 0.
*/
-static int bitmap_set_ll(unsigned long *map, int start, int nr)
+static int bitmap_set_ll(unsigned long *map, unsigned long start, unsigned long nr)
{
unsigned long *p = map + BIT_WORD(start);
- const int size = start + nr;
+ const unsigned long size = start + nr;
int bits_to_set = BITS_PER_LONG - (start % BITS_PER_LONG);
unsigned long mask_to_set = BITMAP_FIRST_WORD_MASK(start);
- while (nr - bits_to_set >= 0) {
+ while (nr >= bits_to_set) {
if (set_bits_ll(p, mask_to_set))
return nr;
nr -= bits_to_set;
@@ -116,14 +116,15 @@ static int bitmap_set_ll(unsigned long *map, int start, int nr)
* users clear the same bit, one user will return remain bits,
* otherwise return 0.
*/
-static int bitmap_clear_ll(unsigned long *map, int start, int nr)
+static unsigned long
+bitmap_clear_ll(unsigned long *map, unsigned long start, unsigned long nr)
{
unsigned long *p = map + BIT_WORD(start);
- const int size = start + nr;
+ const unsigned long size = start + nr;
int bits_to_clear = BITS_PER_LONG - (start % BITS_PER_LONG);
unsigned long mask_to_clear = BITMAP_FIRST_WORD_MASK(start);
- while (nr - bits_to_clear >= 0) {
+ while (nr >= bits_to_clear) {
if (clear_bits_ll(p, mask_to_clear))
return nr;
nr -= bits_to_clear;
@@ -183,8 +184,8 @@ int gen_pool_add_owner(struct gen_pool *pool, unsigned long virt, phys_addr_t ph
size_t size, int nid, void *owner)
{
struct gen_pool_chunk *chunk;
- int nbits = size >> pool->min_alloc_order;
- int nbytes = sizeof(struct gen_pool_chunk) +
+ unsigned long nbits = size >> pool->min_alloc_order;
+ unsigned long nbytes = sizeof(struct gen_pool_chunk) +
BITS_TO_LONGS(nbits) * sizeof(long);
chunk = vzalloc_node(nbytes, nid);
@@ -242,7 +243,7 @@ void gen_pool_destroy(struct gen_pool *pool)
struct list_head *_chunk, *_next_chunk;
struct gen_pool_chunk *chunk;
int order = pool->min_alloc_order;
- int bit, end_bit;
+ unsigned long bit, end_bit;
list_for_each_safe(_chunk, _next_chunk, &pool->chunks) {
chunk = list_entry(_chunk, struct gen_pool_chunk, next_chunk);
@@ -278,7 +279,7 @@ unsigned long gen_pool_alloc_algo_owner(struct gen_pool *pool, size_t size,
struct gen_pool_chunk *chunk;
unsigned long addr = 0;
int order = pool->min_alloc_order;
- int nbits, start_bit, end_bit, remain;
+ unsigned long nbits, start_bit, end_bit, remain;
#ifndef CONFIG_ARCH_HAVE_NMI_SAFE_CMPXCHG
BUG_ON(in_nmi());
@@ -487,7 +488,7 @@ void gen_pool_free_owner(struct gen_pool *pool, unsigned long addr, size_t size,
{
struct gen_pool_chunk *chunk;
int order = pool->min_alloc_order;
- int start_bit, nbits, remain;
+ unsigned long start_bit, nbits, remain;
#ifndef CONFIG_ARCH_HAVE_NMI_SAFE_CMPXCHG
BUG_ON(in_nmi());
@@ -755,7 +756,7 @@ unsigned long gen_pool_best_fit(unsigned long *map, unsigned long size,
index = bitmap_find_next_zero_area(map, size, start, nr, 0);
while (index < size) {
- int next_bit = find_next_bit(map, size, index + nr);
+ unsigned long next_bit = find_next_bit(map, size, index + nr);
if ((next_bit - index) < len) {
len = next_bit - index;
start_bit = index;
diff --git a/mm/page-writeback.c b/mm/page-writeback.c
index 586042472ac9..eb34d204d4ee 100644
--- a/mm/page-writeback.c
+++ b/mm/page-writeback.c
@@ -2826,7 +2826,7 @@ EXPORT_SYMBOL(__test_set_page_writeback);
*/
void wait_on_page_writeback(struct page *page)
{
- if (PageWriteback(page)) {
+ while (PageWriteback(page)) {
trace_wait_on_page_writeback(page, page_mapping(page));
wait_on_page_bit(page, PG_writeback);
}
diff --git a/net/core/net-sysfs.c b/net/core/net-sysfs.c
index 94fff0700bdd..b4562f9d074c 100644
--- a/net/core/net-sysfs.c
+++ b/net/core/net-sysfs.c
@@ -1317,8 +1317,8 @@ static const struct attribute_group dql_group = {
static ssize_t xps_cpus_show(struct netdev_queue *queue,
char *buf)
{
+ int cpu, len, ret, num_tc = 1, tc = 0;
struct net_device *dev = queue->dev;
- int cpu, len, num_tc = 1, tc = 0;
struct xps_dev_maps *dev_maps;
cpumask_var_t mask;
unsigned long index;
@@ -1328,22 +1328,31 @@ static ssize_t xps_cpus_show(struct netdev_queue *queue,
index = get_netdev_queue_index(queue);
+ if (!rtnl_trylock())
+ return restart_syscall();
+
if (dev->num_tc) {
/* Do not allow XPS on subordinate device directly */
num_tc = dev->num_tc;
- if (num_tc < 0)
- return -EINVAL;
+ if (num_tc < 0) {
+ ret = -EINVAL;
+ goto err_rtnl_unlock;
+ }
/* If queue belongs to subordinate dev use its map */
dev = netdev_get_tx_queue(dev, index)->sb_dev ? : dev;
tc = netdev_txq_to_tc(dev, index);
- if (tc < 0)
- return -EINVAL;
+ if (tc < 0) {
+ ret = -EINVAL;
+ goto err_rtnl_unlock;
+ }
}
- if (!zalloc_cpumask_var(&mask, GFP_KERNEL))
- return -ENOMEM;
+ if (!zalloc_cpumask_var(&mask, GFP_KERNEL)) {
+ ret = -ENOMEM;
+ goto err_rtnl_unlock;
+ }
rcu_read_lock();
dev_maps = rcu_dereference(dev->xps_cpus_map);
@@ -1366,9 +1375,15 @@ static ssize_t xps_cpus_show(struct netdev_queue *queue,
}
rcu_read_unlock();
+ rtnl_unlock();
+
len = snprintf(buf, PAGE_SIZE, "%*pb\n", cpumask_pr_args(mask));
free_cpumask_var(mask);
return len < PAGE_SIZE ? len : -EINVAL;
+
+err_rtnl_unlock:
+ rtnl_unlock();
+ return ret;
}
static ssize_t xps_cpus_store(struct netdev_queue *queue,
@@ -1396,7 +1411,13 @@ static ssize_t xps_cpus_store(struct netdev_queue *queue,
return err;
}
+ if (!rtnl_trylock()) {
+ free_cpumask_var(mask);
+ return restart_syscall();
+ }
+
err = netif_set_xps_queue(dev, mask, index);
+ rtnl_unlock();
free_cpumask_var(mask);
@@ -1408,22 +1429,29 @@ static struct netdev_queue_attribute xps_cpus_attribute __ro_after_init
static ssize_t xps_rxqs_show(struct netdev_queue *queue, char *buf)
{
+ int j, len, ret, num_tc = 1, tc = 0;
struct net_device *dev = queue->dev;
struct xps_dev_maps *dev_maps;
unsigned long *mask, index;
- int j, len, num_tc = 1, tc = 0;
index = get_netdev_queue_index(queue);
+ if (!rtnl_trylock())
+ return restart_syscall();
+
if (dev->num_tc) {
num_tc = dev->num_tc;
tc = netdev_txq_to_tc(dev, index);
- if (tc < 0)
- return -EINVAL;
+ if (tc < 0) {
+ ret = -EINVAL;
+ goto err_rtnl_unlock;
+ }
}
mask = bitmap_zalloc(dev->num_rx_queues, GFP_KERNEL);
- if (!mask)
- return -ENOMEM;
+ if (!mask) {
+ ret = -ENOMEM;
+ goto err_rtnl_unlock;
+ }
rcu_read_lock();
dev_maps = rcu_dereference(dev->xps_rxqs_map);
@@ -1449,10 +1477,16 @@ static ssize_t xps_rxqs_show(struct netdev_queue *queue, char *buf)
out_no_maps:
rcu_read_unlock();
+ rtnl_unlock();
+
len = bitmap_print_to_pagebuf(false, buf, mask, dev->num_rx_queues);
bitmap_free(mask);
return len < PAGE_SIZE ? len : -EINVAL;
+
+err_rtnl_unlock:
+ rtnl_unlock();
+ return ret;
}
static ssize_t xps_rxqs_store(struct netdev_queue *queue, const char *buf,
@@ -1478,10 +1512,17 @@ static ssize_t xps_rxqs_store(struct netdev_queue *queue, const char *buf,
return err;
}
+ if (!rtnl_trylock()) {
+ bitmap_free(mask);
+ return restart_syscall();
+ }
+
cpus_read_lock();
err = __netif_set_xps_queue(dev, mask, index, true);
cpus_read_unlock();
+ rtnl_unlock();
+
bitmap_free(mask);
return err ? : len;
}
diff --git a/net/ipv4/fib_frontend.c b/net/ipv4/fib_frontend.c
index cdf6ec5aa45d..84bb707bd88d 100644
--- a/net/ipv4/fib_frontend.c
+++ b/net/ipv4/fib_frontend.c
@@ -292,7 +292,7 @@ __be32 fib_compute_spec_dst(struct sk_buff *skb)
.flowi4_iif = LOOPBACK_IFINDEX,
.flowi4_oif = l3mdev_master_ifindex_rcu(dev),
.daddr = ip_hdr(skb)->saddr,
- .flowi4_tos = RT_TOS(ip_hdr(skb)->tos),
+ .flowi4_tos = ip_hdr(skb)->tos & IPTOS_RT_MASK,
.flowi4_scope = scope,
.flowi4_mark = vmark ? skb->mark : 0,
};
diff --git a/net/ipv4/gre_demux.c b/net/ipv4/gre_demux.c
index 66fdbfe5447c..5d1e6fe9d838 100644
--- a/net/ipv4/gre_demux.c
+++ b/net/ipv4/gre_demux.c
@@ -128,7 +128,7 @@ int gre_parse_header(struct sk_buff *skb, struct tnl_ptk_info *tpi,
* to 0 and sets the configured key in the
* inner erspan header field
*/
- if (greh->protocol == htons(ETH_P_ERSPAN) ||
+ if ((greh->protocol == htons(ETH_P_ERSPAN) && hdr_len != 4) ||
greh->protocol == htons(ETH_P_ERSPAN2)) {
struct erspan_base_hdr *ershdr;
diff --git a/net/ipv4/netfilter/arp_tables.c b/net/ipv4/netfilter/arp_tables.c
index 563b62b76a5f..c576a63d09db 100644
--- a/net/ipv4/netfilter/arp_tables.c
+++ b/net/ipv4/netfilter/arp_tables.c
@@ -1379,7 +1379,7 @@ static int compat_get_entries(struct net *net,
xt_compat_lock(NFPROTO_ARP);
t = xt_find_table_lock(net, NFPROTO_ARP, get.name);
if (!IS_ERR(t)) {
- const struct xt_table_info *private = t->private;
+ const struct xt_table_info *private = xt_table_get_private_protected(t);
struct xt_table_info info;
ret = compat_table_info(private, &info);
diff --git a/net/ipv4/netfilter/ip_tables.c b/net/ipv4/netfilter/ip_tables.c
index 6e2851f8d3a3..e8f6f9d86237 100644
--- a/net/ipv4/netfilter/ip_tables.c
+++ b/net/ipv4/netfilter/ip_tables.c
@@ -1589,7 +1589,7 @@ compat_get_entries(struct net *net, struct compat_ipt_get_entries __user *uptr,
xt_compat_lock(AF_INET);
t = xt_find_table_lock(net, AF_INET, get.name);
if (!IS_ERR(t)) {
- const struct xt_table_info *private = t->private;
+ const struct xt_table_info *private = xt_table_get_private_protected(t);
struct xt_table_info info;
ret = compat_table_info(private, &info);
if (!ret && get.size == info.size)
diff --git a/net/ipv6/netfilter/ip6_tables.c b/net/ipv6/netfilter/ip6_tables.c
index c4f532f4d311..0d453fa9e327 100644
--- a/net/ipv6/netfilter/ip6_tables.c
+++ b/net/ipv6/netfilter/ip6_tables.c
@@ -1598,7 +1598,7 @@ compat_get_entries(struct net *net, struct compat_ip6t_get_entries __user *uptr,
xt_compat_lock(AF_INET6);
t = xt_find_table_lock(net, AF_INET6, get.name);
if (!IS_ERR(t)) {
- const struct xt_table_info *private = t->private;
+ const struct xt_table_info *private = xt_table_get_private_protected(t);
struct xt_table_info info;
ret = compat_table_info(private, &info);
if (!ret && get.size == info.size)
diff --git a/net/ncsi/ncsi-rsp.c b/net/ncsi/ncsi-rsp.c
index 5b1f4ec66dd9..888ccc2d4e34 100644
--- a/net/ncsi/ncsi-rsp.c
+++ b/net/ncsi/ncsi-rsp.c
@@ -1120,7 +1120,7 @@ int ncsi_rcv_rsp(struct sk_buff *skb, struct net_device *dev,
int payload, i, ret;
/* Find the NCSI device */
- nd = ncsi_find_dev(dev);
+ nd = ncsi_find_dev(orig_dev);
ndp = nd ? TO_NCSI_DEV_PRIV(nd) : NULL;
if (!ndp)
return -ENODEV;
diff --git a/net/netfilter/ipset/ip_set_hash_gen.h b/net/netfilter/ipset/ip_set_hash_gen.h
index 521e970be402..7d01086b38f0 100644
--- a/net/netfilter/ipset/ip_set_hash_gen.h
+++ b/net/netfilter/ipset/ip_set_hash_gen.h
@@ -143,20 +143,6 @@ htable_size(u8 hbits)
return hsize * sizeof(struct hbucket *) + sizeof(struct htable);
}
-/* Compute htable_bits from the user input parameter hashsize */
-static u8
-htable_bits(u32 hashsize)
-{
- /* Assume that hashsize == 2^htable_bits */
- u8 bits = fls(hashsize - 1);
-
- if (jhash_size(bits) != hashsize)
- /* Round up to the first 2^n value */
- bits = fls(hashsize);
-
- return bits;
-}
-
#ifdef IP_SET_HASH_WITH_NETS
#if IPSET_NET_COUNT > 1
#define __CIDR(cidr, i) (cidr[i])
@@ -1520,7 +1506,11 @@ IPSET_TOKEN(HTYPE, _create)(struct net *net, struct ip_set *set,
if (!h)
return -ENOMEM;
- hbits = htable_bits(hashsize);
+ /* Compute htable_bits from the user input parameter hashsize.
+ * Assume that hashsize == 2^htable_bits,
+ * otherwise round up to the first 2^n value.
+ */
+ hbits = fls(hashsize - 1);
hsize = htable_size(hbits);
if (hsize == 0) {
kfree(h);
diff --git a/net/netfilter/nft_dynset.c b/net/netfilter/nft_dynset.c
index 9af4f93c7f0e..4990f7cbfafd 100644
--- a/net/netfilter/nft_dynset.c
+++ b/net/netfilter/nft_dynset.c
@@ -123,7 +123,7 @@ static int nft_dynset_init(const struct nft_ctx *ctx,
u32 flags = ntohl(nla_get_be32(tb[NFTA_DYNSET_FLAGS]));
if (flags & ~NFT_DYNSET_F_INV)
- return -EINVAL;
+ return -EOPNOTSUPP;
if (flags & NFT_DYNSET_F_INV)
priv->invert = true;
}
@@ -156,7 +156,7 @@ static int nft_dynset_init(const struct nft_ctx *ctx,
timeout = 0;
if (tb[NFTA_DYNSET_TIMEOUT] != NULL) {
if (!(set->flags & NFT_SET_TIMEOUT))
- return -EINVAL;
+ return -EOPNOTSUPP;
err = nf_msecs_to_jiffies64(tb[NFTA_DYNSET_TIMEOUT], &timeout);
if (err)
@@ -170,7 +170,7 @@ static int nft_dynset_init(const struct nft_ctx *ctx,
if (tb[NFTA_DYNSET_SREG_DATA] != NULL) {
if (!(set->flags & NFT_SET_MAP))
- return -EINVAL;
+ return -EOPNOTSUPP;
if (set->dtype == NFT_DATA_VERDICT)
return -EOPNOTSUPP;
diff --git a/net/netfilter/xt_RATEEST.c b/net/netfilter/xt_RATEEST.c
index 37253d399c6b..0d5c422f8745 100644
--- a/net/netfilter/xt_RATEEST.c
+++ b/net/netfilter/xt_RATEEST.c
@@ -115,6 +115,9 @@ static int xt_rateest_tg_checkentry(const struct xt_tgchk_param *par)
} cfg;
int ret;
+ if (strnlen(info->name, sizeof(est->name)) >= sizeof(est->name))
+ return -ENAMETOOLONG;
+
net_get_random_once(&jhash_rnd, sizeof(jhash_rnd));
mutex_lock(&xn->hash_lock);
diff --git a/net/sched/sch_choke.c b/net/sched/sch_choke.c
index bd618b00d319..50f680f03a54 100644
--- a/net/sched/sch_choke.c
+++ b/net/sched/sch_choke.c
@@ -362,7 +362,7 @@ static int choke_change(struct Qdisc *sch, struct nlattr *opt,
ctl = nla_data(tb[TCA_CHOKE_PARMS]);
- if (!red_check_params(ctl->qth_min, ctl->qth_max, ctl->Wlog))
+ if (!red_check_params(ctl->qth_min, ctl->qth_max, ctl->Wlog, ctl->Scell_log))
return -EINVAL;
if (ctl->limit > CHOKE_MAX_QUEUE)
diff --git a/net/sched/sch_gred.c b/net/sched/sch_gred.c
index 8599c6f31b05..e0bc77533acc 100644
--- a/net/sched/sch_gred.c
+++ b/net/sched/sch_gred.c
@@ -480,7 +480,7 @@ static inline int gred_change_vq(struct Qdisc *sch, int dp,
struct gred_sched *table = qdisc_priv(sch);
struct gred_sched_data *q = table->tab[dp];
- if (!red_check_params(ctl->qth_min, ctl->qth_max, ctl->Wlog)) {
+ if (!red_check_params(ctl->qth_min, ctl->qth_max, ctl->Wlog, ctl->Scell_log)) {
NL_SET_ERR_MSG_MOD(extack, "invalid RED parameters");
return -EINVAL;
}
diff --git a/net/sched/sch_red.c b/net/sched/sch_red.c
index e89fab6ccb34..b4ae34d7aa96 100644
--- a/net/sched/sch_red.c
+++ b/net/sched/sch_red.c
@@ -250,7 +250,7 @@ static int __red_change(struct Qdisc *sch, struct nlattr **tb,
max_P = tb[TCA_RED_MAX_P] ? nla_get_u32(tb[TCA_RED_MAX_P]) : 0;
ctl = nla_data(tb[TCA_RED_PARMS]);
- if (!red_check_params(ctl->qth_min, ctl->qth_max, ctl->Wlog))
+ if (!red_check_params(ctl->qth_min, ctl->qth_max, ctl->Wlog, ctl->Scell_log))
return -EINVAL;
err = red_get_flags(ctl->flags, TC_RED_HISTORIC_FLAGS,
diff --git a/net/sched/sch_sfq.c b/net/sched/sch_sfq.c
index bca2be57d9fc..b25e51440623 100644
--- a/net/sched/sch_sfq.c
+++ b/net/sched/sch_sfq.c
@@ -647,7 +647,7 @@ static int sfq_change(struct Qdisc *sch, struct nlattr *opt)
}
if (ctl_v1 && !red_check_params(ctl_v1->qth_min, ctl_v1->qth_max,
- ctl_v1->Wlog))
+ ctl_v1->Wlog, ctl_v1->Scell_log))
return -EINVAL;
if (ctl_v1 && ctl_v1->qth_min) {
p = kmalloc(sizeof(*p), GFP_KERNEL);
diff --git a/net/sched/sch_taprio.c b/net/sched/sch_taprio.c
index c6653ee7f701..c966c05a0be9 100644
--- a/net/sched/sch_taprio.c
+++ b/net/sched/sch_taprio.c
@@ -1604,8 +1604,9 @@ static void taprio_reset(struct Qdisc *sch)
hrtimer_cancel(&q->advance_timer);
if (q->qdiscs) {
- for (i = 0; i < dev->num_tx_queues && q->qdiscs[i]; i++)
- qdisc_reset(q->qdiscs[i]);
+ for (i = 0; i < dev->num_tx_queues; i++)
+ if (q->qdiscs[i])
+ qdisc_reset(q->qdiscs[i]);
}
sch->qstats.backlog = 0;
sch->q.qlen = 0;
@@ -1625,7 +1626,7 @@ static void taprio_destroy(struct Qdisc *sch)
taprio_disable_offload(dev, q, NULL);
if (q->qdiscs) {
- for (i = 0; i < dev->num_tx_queues && q->qdiscs[i]; i++)
+ for (i = 0; i < dev->num_tx_queues; i++)
qdisc_put(q->qdiscs[i]);
kfree(q->qdiscs);
diff --git a/net/xdp/xsk.c b/net/xdp/xsk.c
index 62504471fd20..189cfbbcccc0 100644
--- a/net/xdp/xsk.c
+++ b/net/xdp/xsk.c
@@ -772,6 +772,10 @@ static int xsk_bind(struct socket *sock, struct sockaddr *addr, int addr_len)
}
}
+ /* FQ and CQ are now owned by the buffer pool and cleaned up with it. */
+ xs->fq_tmp = NULL;
+ xs->cq_tmp = NULL;
+
xs->dev = dev;
xs->zc = xs->umem->zc;
xs->queue_id = qid;
diff --git a/net/xdp/xsk_buff_pool.c b/net/xdp/xsk_buff_pool.c
index d5adeee9d5d9..46c2ae7d91d1 100644
--- a/net/xdp/xsk_buff_pool.c
+++ b/net/xdp/xsk_buff_pool.c
@@ -75,8 +75,6 @@ struct xsk_buff_pool *xp_create_and_assign_umem(struct xdp_sock *xs,
pool->fq = xs->fq_tmp;
pool->cq = xs->cq_tmp;
- xs->fq_tmp = NULL;
- xs->cq_tmp = NULL;
for (i = 0; i < pool->free_heads_cnt; i++) {
xskb = &pool->heads[i];
diff --git a/scripts/depmod.sh b/scripts/depmod.sh
index e083bcae343f..3643b4f896ed 100755
--- a/scripts/depmod.sh
+++ b/scripts/depmod.sh
@@ -15,6 +15,8 @@ if ! test -r System.map ; then
exit 0
fi
+# legacy behavior: "depmod" in /sbin, no /sbin in PATH
+PATH="$PATH:/sbin"
if [ -z $(command -v $DEPMOD) ]; then
echo "Warning: 'make modules_install' requires $DEPMOD. Please install it." >&2
echo "This is probably in the kmod package." >&2
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index 6852668f1bcb..770ad25f1907 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -2220,8 +2220,6 @@ static const struct snd_pci_quirk power_save_denylist[] = {
SND_PCI_QUIRK(0x1849, 0x7662, "Asrock H81M-HDS", 0),
/* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */
SND_PCI_QUIRK(0x1043, 0x8733, "Asus Prime X370-Pro", 0),
- /* https://bugzilla.redhat.com/show_bug.cgi?id=1581607 */
- SND_PCI_QUIRK(0x1558, 0x3501, "Clevo W35xSS_370SS", 0),
/* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */
SND_PCI_QUIRK(0x1558, 0x6504, "Clevo W65_67SB", 0),
/* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */
diff --git a/sound/pci/hda/patch_conexant.c b/sound/pci/hda/patch_conexant.c
index be5000dd1585..d49cc4409d59 100644
--- a/sound/pci/hda/patch_conexant.c
+++ b/sound/pci/hda/patch_conexant.c
@@ -1070,6 +1070,7 @@ static int patch_conexant_auto(struct hda_codec *codec)
static const struct hda_device_id snd_hda_id_conexant[] = {
HDA_CODEC_ENTRY(0x14f11f86, "CX8070", patch_conexant_auto),
HDA_CODEC_ENTRY(0x14f12008, "CX8200", patch_conexant_auto),
+ HDA_CODEC_ENTRY(0x14f120d0, "CX11970", patch_conexant_auto),
HDA_CODEC_ENTRY(0x14f15045, "CX20549 (Venice)", patch_conexant_auto),
HDA_CODEC_ENTRY(0x14f15047, "CX20551 (Waikiki)", patch_conexant_auto),
HDA_CODEC_ENTRY(0x14f15051, "CX20561 (Hermosa)", patch_conexant_auto),
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 006af6541dad..3c1d2a3fb1a4 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -6289,6 +6289,7 @@ enum {
ALC221_FIXUP_HP_FRONT_MIC,
ALC292_FIXUP_TPT460,
ALC298_FIXUP_SPK_VOLUME,
+ ALC298_FIXUP_LENOVO_SPK_VOLUME,
ALC256_FIXUP_DELL_INSPIRON_7559_SUBWOOFER,
ALC269_FIXUP_ATIV_BOOK_8,
ALC221_FIXUP_HP_MIC_NO_PRESENCE,
@@ -7119,6 +7120,10 @@ static const struct hda_fixup alc269_fixups[] = {
.chained = true,
.chain_id = ALC298_FIXUP_DELL_AIO_MIC_NO_PRESENCE,
},
+ [ALC298_FIXUP_LENOVO_SPK_VOLUME] = {
+ .type = HDA_FIXUP_FUNC,
+ .v.func = alc298_fixup_speaker_volume,
+ },
[ALC295_FIXUP_DISABLE_DAC3] = {
.type = HDA_FIXUP_FUNC,
.v.func = alc295_fixup_disable_dac3,
@@ -7959,11 +7964,13 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x103c, 0x8497, "HP Envy x360", ALC269_FIXUP_HP_MUTE_LED_MIC3),
SND_PCI_QUIRK(0x103c, 0x84e7, "HP Pavilion 15", ALC269_FIXUP_HP_MUTE_LED_MIC3),
SND_PCI_QUIRK(0x103c, 0x869d, "HP", ALC236_FIXUP_HP_MUTE_LED),
+ SND_PCI_QUIRK(0x103c, 0x8724, "HP EliteBook 850 G7", ALC285_FIXUP_HP_GPIO_LED),
SND_PCI_QUIRK(0x103c, 0x8729, "HP", ALC285_FIXUP_HP_GPIO_LED),
SND_PCI_QUIRK(0x103c, 0x8736, "HP", ALC285_FIXUP_HP_GPIO_AMP_INIT),
SND_PCI_QUIRK(0x103c, 0x8760, "HP", ALC285_FIXUP_HP_MUTE_LED),
SND_PCI_QUIRK(0x103c, 0x877a, "HP", ALC285_FIXUP_HP_MUTE_LED),
SND_PCI_QUIRK(0x103c, 0x877d, "HP", ALC236_FIXUP_HP_MUTE_LED),
+ SND_PCI_QUIRK(0x103c, 0x87c8, "HP", ALC287_FIXUP_HP_GPIO_LED),
SND_PCI_QUIRK(0x103c, 0x87f4, "HP", ALC287_FIXUP_HP_GPIO_LED),
SND_PCI_QUIRK(0x103c, 0x87f5, "HP", ALC287_FIXUP_HP_GPIO_LED),
SND_PCI_QUIRK(0x1043, 0x103e, "ASUS X540SA", ALC256_FIXUP_ASUS_MIC),
@@ -8021,6 +8028,8 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x10cf, 0x1845, "Lifebook U904", ALC269_FIXUP_LIFEBOOK_EXTMIC),
SND_PCI_QUIRK(0x10ec, 0x10f2, "Intel Reference board", ALC700_FIXUP_INTEL_REFERENCE),
SND_PCI_QUIRK(0x10ec, 0x1230, "Intel Reference board", ALC295_FIXUP_CHROME_BOOK),
+ SND_PCI_QUIRK(0x10ec, 0x1252, "Intel Reference board", ALC295_FIXUP_CHROME_BOOK),
+ SND_PCI_QUIRK(0x10ec, 0x1254, "Intel Reference board", ALC295_FIXUP_CHROME_BOOK),
SND_PCI_QUIRK(0x10f7, 0x8338, "Panasonic CF-SZ6", ALC269_FIXUP_HEADSET_MODE),
SND_PCI_QUIRK(0x144d, 0xc109, "Samsung Ativ book 9 (NP900X3G)", ALC269_FIXUP_INV_DMIC),
SND_PCI_QUIRK(0x144d, 0xc169, "Samsung Notebook 9 Pen (NP930SBE-K01US)", ALC298_FIXUP_SAMSUNG_HEADPHONE_VERY_QUIET),
@@ -8126,6 +8135,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = {
SND_PCI_QUIRK(0x17aa, 0x3151, "ThinkCentre Station", ALC283_FIXUP_HEADSET_MIC),
SND_PCI_QUIRK(0x17aa, 0x3176, "ThinkCentre Station", ALC283_FIXUP_HEADSET_MIC),
SND_PCI_QUIRK(0x17aa, 0x3178, "ThinkCentre Station", ALC283_FIXUP_HEADSET_MIC),
+ SND_PCI_QUIRK(0x17aa, 0x3818, "Lenovo C940", ALC298_FIXUP_LENOVO_SPK_VOLUME),
SND_PCI_QUIRK(0x17aa, 0x3902, "Lenovo E50-80", ALC269_FIXUP_DMIC_THINKPAD_ACPI),
SND_PCI_QUIRK(0x17aa, 0x3977, "IdeaPad S210", ALC283_FIXUP_INT_MIC),
SND_PCI_QUIRK(0x17aa, 0x3978, "Lenovo B50-70", ALC269_FIXUP_DMIC_THINKPAD_ACPI),
diff --git a/sound/pci/hda/patch_via.c b/sound/pci/hda/patch_via.c
index 7ef8f3105cdb..0ab40a8a68fb 100644
--- a/sound/pci/hda/patch_via.c
+++ b/sound/pci/hda/patch_via.c
@@ -1002,6 +1002,7 @@ static const struct hda_verb vt1802_init_verbs[] = {
enum {
VIA_FIXUP_INTMIC_BOOST,
VIA_FIXUP_ASUS_G75,
+ VIA_FIXUP_POWER_SAVE,
};
static void via_fixup_intmic_boost(struct hda_codec *codec,
@@ -1011,6 +1012,13 @@ static void via_fixup_intmic_boost(struct hda_codec *codec,
override_mic_boost(codec, 0x30, 0, 2, 40);
}
+static void via_fixup_power_save(struct hda_codec *codec,
+ const struct hda_fixup *fix, int action)
+{
+ if (action == HDA_FIXUP_ACT_PRE_PROBE)
+ codec->power_save_node = 0;
+}
+
static const struct hda_fixup via_fixups[] = {
[VIA_FIXUP_INTMIC_BOOST] = {
.type = HDA_FIXUP_FUNC,
@@ -1025,11 +1033,16 @@ static const struct hda_fixup via_fixups[] = {
{ }
}
},
+ [VIA_FIXUP_POWER_SAVE] = {
+ .type = HDA_FIXUP_FUNC,
+ .v.func = via_fixup_power_save,
+ },
};
static const struct snd_pci_quirk vt2002p_fixups[] = {
SND_PCI_QUIRK(0x1043, 0x1487, "Asus G75", VIA_FIXUP_ASUS_G75),
SND_PCI_QUIRK(0x1043, 0x8532, "Asus X202E", VIA_FIXUP_INTMIC_BOOST),
+ SND_PCI_QUIRK(0x1558, 0x3501, "Clevo W35xSS_370SS", VIA_FIXUP_POWER_SAVE),
{}
};
diff --git a/sound/usb/midi.c b/sound/usb/midi.c
index c8213652470c..0c23fa6d8525 100644
--- a/sound/usb/midi.c
+++ b/sound/usb/midi.c
@@ -1889,6 +1889,8 @@ static int snd_usbmidi_get_ms_info(struct snd_usb_midi *umidi,
ms_ep = find_usb_ms_endpoint_descriptor(hostep);
if (!ms_ep)
continue;
+ if (ms_ep->bNumEmbMIDIJack > 0x10)
+ continue;
if (usb_endpoint_dir_out(ep)) {
if (endpoints[epidx].out_ep) {
if (++epidx >= MIDI_MAX_ENDPOINTS) {
@@ -2141,6 +2143,8 @@ static int snd_usbmidi_detect_roland(struct snd_usb_midi *umidi,
cs_desc[1] == USB_DT_CS_INTERFACE &&
cs_desc[2] == 0xf1 &&
cs_desc[3] == 0x02) {
+ if (cs_desc[4] > 0x10 || cs_desc[5] > 0x10)
+ continue;
endpoint->in_cables = (1 << cs_desc[4]) - 1;
endpoint->out_cables = (1 << cs_desc[5]) - 1;
return snd_usbmidi_detect_endpoints(umidi, endpoint, 1);
diff --git a/tools/testing/selftests/drivers/net/mlxsw/qos_pfc.sh b/tools/testing/selftests/drivers/net/mlxsw/qos_pfc.sh
index 4d900bc1f76c..5c7700212f75 100755
--- a/tools/testing/selftests/drivers/net/mlxsw/qos_pfc.sh
+++ b/tools/testing/selftests/drivers/net/mlxsw/qos_pfc.sh
@@ -230,7 +230,7 @@ switch_create()
__mlnx_qos -i $swp4 --pfc=0,1,0,0,0,0,0,0 >/dev/null
# PG0 will get autoconfigured to Xoff, give PG1 arbitrarily 100K, which
# is (-2*MTU) about 80K of delay provision.
- __mlnx_qos -i $swp3 --buffer_size=0,$_100KB,0,0,0,0,0,0 >/dev/null
+ __mlnx_qos -i $swp4 --buffer_size=0,$_100KB,0,0,0,0,0,0 >/dev/null
# bridges
# -------
diff --git a/tools/testing/selftests/vm/Makefile b/tools/testing/selftests/vm/Makefile
index 691893afc15d..e63f31632708 100644
--- a/tools/testing/selftests/vm/Makefile
+++ b/tools/testing/selftests/vm/Makefile
@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
# Makefile for vm selftests
uname_M := $(shell uname -m 2>/dev/null || echo not)
-MACHINE ?= $(shell echo $(uname_M) | sed -e 's/aarch64.*/arm64/')
+MACHINE ?= $(shell echo $(uname_M) | sed -e 's/aarch64.*/arm64/' -e 's/ppc64.*/ppc64/')
# Without this, failed build products remain, with up-to-date timestamps,
# thus tricking Make (and you!) into believing that All Is Well, in subsequent
@@ -39,7 +39,7 @@ TEST_GEN_FILES += transhuge-stress
TEST_GEN_FILES += userfaultfd
TEST_GEN_FILES += khugepaged
-ifeq ($(ARCH),x86_64)
+ifeq ($(MACHINE),x86_64)
CAN_BUILD_I386 := $(shell ./../x86/check_cc.sh $(CC) ../x86/trivial_32bit_program.c -m32)
CAN_BUILD_X86_64 := $(shell ./../x86/check_cc.sh $(CC) ../x86/trivial_64bit_program.c)
CAN_BUILD_WITH_NOPIE := $(shell ./../x86/check_cc.sh $(CC) ../x86/trivial_program.c -no-pie)
@@ -61,13 +61,13 @@ TEST_GEN_FILES += $(BINARIES_64)
endif
else
-ifneq (,$(findstring $(ARCH),powerpc))
+ifneq (,$(findstring $(MACHINE),ppc64))
TEST_GEN_FILES += protection_keys
endif
endif
-ifneq (,$(filter $(MACHINE),arm64 ia64 mips64 parisc64 ppc64 ppc64le riscv64 s390x sh64 sparc64 x86_64))
+ifneq (,$(filter $(MACHINE),arm64 ia64 mips64 parisc64 ppc64 riscv64 s390x sh64 sparc64 x86_64))
TEST_GEN_FILES += va_128TBswitch
TEST_GEN_FILES += virtual_address_range
TEST_GEN_FILES += write_to_hugetlbfs
@@ -82,7 +82,7 @@ include ../lib.mk
$(OUTPUT)/hmm-tests: LDLIBS += -lhugetlbfs -lpthread
-ifeq ($(ARCH),x86_64)
+ifeq ($(MACHINE),x86_64)
BINARIES_32 := $(patsubst %,$(OUTPUT)/%,$(BINARIES_32))
BINARIES_64 := $(patsubst %,$(OUTPUT)/%,$(BINARIES_64))
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index 2541a17ff1c4..3083fb53861d 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -482,9 +482,8 @@ static int kvm_mmu_notifier_invalidate_range_start(struct mmu_notifier *mn,
kvm->mmu_notifier_count++;
need_tlb_flush = kvm_unmap_hva_range(kvm, range->start, range->end,
range->flags);
- need_tlb_flush |= kvm->tlbs_dirty;
/* we've to flush the tlb before the pages can be freed */
- if (need_tlb_flush)
+ if (need_tlb_flush || kvm->tlbs_dirty)
kvm_flush_remote_tlbs(kvm);
spin_unlock(&kvm->mmu_lock);
Powered by blists - more mailing lists